{"id":11760,"date":"2026-04-22T10:11:39","date_gmt":"2026-04-22T02:11:39","guid":{"rendered":"https:\/\/www.cybermedian.com\/vn\/mastering-crc-card-diagrams-a-hands-on-guide-to-object-oriented-design-with-visual-paradigm\/"},"modified":"2026-04-22T10:11:39","modified_gmt":"2026-04-22T02:11:39","slug":"mastering-crc-card-diagrams-a-hands-on-guide-to-object-oriented-design-with-visual-paradigm","status":"publish","type":"post","link":"https:\/\/www.cybermedian.com\/vn\/mastering-crc-card-diagrams-a-hands-on-guide-to-object-oriented-design-with-visual-paradigm\/","title":{"rendered":"Th\u00e0nh th\u1ea1o s\u01a1 \u0111\u1ed3 Th\u1ebb CRC: H\u01b0\u1edbng d\u1eabn th\u1ef1c h\u00e0nh thi\u1ebft k\u1ebf h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng v\u1edbi Visual Paradigm"},"content":{"rendered":"

Gi\u1edbi thi\u1ec7u<\/h2>\n

Khi l\u1ea7n \u0111\u1ea7u ti\u00ean t\u00f4i g\u1eb7p ph\u1ea3i c\u00e1c th\u1ebb Class-Responsibility-Collaborator (CRC) trong m\u1ed9t bu\u1ed5i l\u00e0m vi\u1ec7c theo ph\u01b0\u01a1ng ph\u00e1p Agile, t\u00f4i \u0111\u00e3 nghi ng\u1edd. L\u00e0m sao nh\u1eefng t\u1ea5m th\u1ebb nh\u1ecf b\u00e9 l\u1ea1i c\u00f3 th\u1ec3 gi\u00fap thi\u1ebft k\u1ebf c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ea7n m\u1ec1m ph\u1ee9c t\u1ea1p? Sau khi d\u00e0nh v\u00e0i tu\u1ea7n s\u1eed d\u1ee5ng t\u00ednh n\u0103ng s\u01a1 \u0111\u1ed3 th\u1ebb CRC c\u1ee7a Visual Paradigm trong m\u1ed9t d\u1ef1 \u00e1n th\u1ef1c t\u1ebf, t\u00f4i c\u00f3 th\u1ec3 kh\u1eb3ng \u0111\u1ecbnh ch\u1eafc ch\u1eafn: k\u1ef9 thu\u1eadt nh\u1eb9 nh\u00e0ng n\u00e0y mang l\u1ea1i hi\u1ec7u qu\u1ea3 v\u01b0\u1ee3t xa s\u1ee9c t\u01b0\u1edfng t\u01b0\u1ee3ng c\u1ee7a n\u00f3.<\/p>\n

C\u00e1c th\u1ebb CRC kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t b\u00e0i t\u1eadp v\u1ebd s\u01a1 \u0111\u1ed3\u2014ch\u00fang l\u00e0 c\u00f4ng c\u1ee5 t\u01b0 duy nh\u00f3m h\u1ee3p t\u00e1c, gi\u00fap c\u00e1c \u0111\u1ed9i x\u00e1c \u0111\u1ecbnh c\u00e1c th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a h\u1ec7 th\u1ed1ng, l\u00e0m r\u00f5 tr\u00e1ch nhi\u1ec7m v\u00e0 l\u1eadp b\u1ea3n \u0111\u1ed3 c\u00e1c t\u01b0\u01a1ng t\u00e1c tr\u01b0\u1edbc khi vi\u1ebft b\u1ea5t k\u1ef3 d\u00f2ng m\u00e3 n\u00e0o. D\u00f9 b\u1ea1n l\u00e0 m\u1ed9t ki\u1ebfn tr\u00fac s\u01b0 c\u00f3 kinh nghi\u1ec7m hay m\u1ed9t nh\u00e0 ph\u00e1t tri\u1ec3n m\u1edbi l\u00e0m quen v\u1edbi thi\u1ebft k\u1ebf h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng, h\u01b0\u1edbng d\u1eabn n\u00e0y chia s\u1ebb kinh nghi\u1ec7m th\u1ef1c t\u1ebf c\u1ee7a t\u00f4i trong vi\u1ec7c t\u1ea1o s\u01a1 \u0111\u1ed3 th\u1ebb CRC b\u1eb1ng Visual Paradigm, \u0111\u1ea7y \u0111\u1ee7 c\u00e1c h\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc, m\u1eb9o chuy\u00ean gia v\u00e0 nh\u1eefng suy ngh\u0129 ch\u00e2n th\u00e0nh v\u1ec1 nh\u1eefng g\u00ec hi\u1ec7u qu\u1ea3 (v\u00e0 nh\u1eefng g\u00ec kh\u00f4ng).<\/p>\n

\"\"<\/p>\n\n

B\u1eaft \u0111\u1ea7u: Thi\u1ebft l\u1eadp s\u01a1 \u0111\u1ed3 th\u1ebb CRC c\u1ee7a b\u1ea1n<\/h2>\n

T\u1ea1o m\u1ed9t s\u01a1 \u0111\u1ed3 th\u1ebb CRC m\u1edbi trong Visual Paradigm th\u1eadt s\u1ef1 \u0111\u01a1n gi\u1ea3n v\u00e0 d\u1ec5 hi\u1ec3u. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1ch t\u00f4i ti\u1ebfp c\u1eadn:<\/p>\n

    \n
  1. \n

    \u0110i t\u1edbi S\u01a1 \u0111\u1ed3 > T\u1ea1o m\u1edbi<\/strong>t\u1eeb thanh c\u00f4ng c\u1ee5 \u1ee9ng d\u1ee5ng. Giao di\u1ec7n s\u1ea1ch s\u1ebd v\u00e0 tr\u1ef1c quan\u2014kh\u00f4ng c\u1ea7n ph\u1ea3i l\u1ee5c l\u1ecdi qua c\u00e1c menu l\u1ed3ng gh\u00e9p.<\/p>\n<\/li>\n

  2. \n

    Ch\u1ecdn S\u01a1 \u0111\u1ed3 th\u1ebb CRC<\/strong>trong c\u1eeda s\u1ed5 S\u01a1 \u0111\u1ed3 m\u1edbi. T\u00f4i \u0111\u00e1nh gi\u00e1 cao vi\u1ec7c Visual Paradigm ph\u00e2n lo\u1ea1i c\u00e1c lo\u1ea1i s\u01a1 \u0111\u1ed3 m\u1ed9t c\u00e1ch h\u1ee3p l\u00fd, gi\u00fap vi\u1ec7c t\u00ecm ki\u1ebfm tr\u1edf n\u00ean d\u1ec5 d\u00e0ng.<\/p>\n<\/li>\n

  3. \n

    Nh\u1ea5p v\u00e0o Ti\u1ebfp theo<\/strong>, sau \u0111\u00f3 nh\u1eadp t\u00ean v\u00e0 m\u00f4 t\u1ea3 s\u01a1 \u0111\u1ed3 c\u1ee7a b\u1ea1n. Tr\u01b0\u1eddng\u00a0V\u1ecb tr\u00ed<\/strong>cho ph\u00e9p b\u1ea1n ch\u1ecdn m\u00f4 h\u00ecnh n\u00e0o l\u01b0u tr\u1eef s\u01a1 \u0111\u1ed3\u2014m\u1ed9t t\u00ednh n\u0103ng nh\u1ecf nh\u01b0ng r\u1ea5t h\u1eefu \u00edch \u0111\u1ec3 t\u1ed5 ch\u1ee9c c\u00e1c d\u1ef1 \u00e1n l\u1edbn h\u01a1n.<\/p>\n<\/li>\n

  4. \n

    Nh\u1ea5p v\u00e0o OK<\/strong>, v\u00e0 b\u1ea1n \u0111\u00e3 s\u1eb5n s\u00e0ng \u0111\u1ec3 b\u1eaft \u0111\u1ea7u t\u01b0 duy s\u00e1ng t\u1ea1o.<\/p>\n<\/li>\n<\/ol>\n

    \n

    \ud83d\udca1\u00a0M\u1eb9o chuy\u00ean gia:<\/em>T\u00f4i khuy\u00ean b\u1ea1n n\u00ean \u0111\u1eb7t t\u00ean s\u01a1 \u0111\u1ed3 theo l\u0129nh v\u1ef1c b\u1ea1n \u0111ang m\u00f4 h\u00ecnh h\u00f3a (v\u00ed d\u1ee5: \u201cS\u01a1 \u0111\u1ed3 CRC X\u1eed l\u00fd \u0111\u01a1n h\u00e0ng\u201d) \u0111\u1ec3 gi\u1eef cho kh\u00f4ng gian l\u00e0m vi\u1ec7c c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c r\u00f5 r\u00e0ng khi d\u1ef1 \u00e1n ph\u00e1t tri\u1ec3n.<\/p>\n<\/blockquote>\n\n

    T\u1ea1o v\u00e0 \u0111i\u1ec1n th\u00f4ng tin v\u00e0o th\u1ebb CRC<\/h2>\n

    Th\u00eam th\u1ebb \u0111\u1ea7u ti\u00ean c\u1ee7a b\u1ea1n<\/h3>\n

    Nh\u1ea5p v\u00e0o\u00a0Th\u1ebb CRC<\/strong>n\u00fat tr\u00ean thanh c\u00f4ng c\u1ee5 s\u01a1 \u0111\u1ed3, sau \u0111\u00f3 nh\u1ea5p v\u00e0o b\u1ea5t k\u1ef3 \u0111\u00e2u tr\u00ean b\u1ea3ng v\u1ebd \u0111\u1ec3 \u0111\u1eb7t m\u1ed9t th\u1ebb m\u1edbi. B\u1ea1n c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i thao t\u00e1c n\u00e0y \u0111\u1ec3 th\u00eam b\u1ea5t k\u1ef3 bao nhi\u00eau th\u1ebb n\u00e0o c\u1ea7n thi\u1ebft cho thi\u1ebft k\u1ebf c\u1ee7a m\u00ecnh. Quy tr\u00ecnh k\u00e9o th\u1ea3 c\u1ea3m gi\u00e1c t\u1ef1 nhi\u00ean, v\u00e0 c\u00e1c th\u1ebb s\u1ebd t\u1ef1 \u0111\u1ed9ng d\u00ednh v\u00e0o m\u1ed9t l\u01b0\u1edbi g\u1ecdn g\u00e0ng n\u1ebfu b\u1ea1n th\u00edch s\u1ef1 c\u1ea5u tr\u00fac.<\/p>\n

    \"\"<\/p>\n

    Ch\u1ec9nh s\u1eeda thu\u1ed9c t\u00ednh th\u1ebb tr\u1ef1c ti\u1ebfp tr\u00ean giao di\u1ec7n<\/h3>\n

    M\u1ed9t t\u00ednh n\u0103ng t\u00f4i th\u1ef1c s\u1ef1 th\u00edch: t\u1ea5t c\u1ea3 thu\u1ed9c t\u00ednh th\u1ebb CRC \u0111\u1ec1u \u0111\u01b0\u1ee3c ch\u1ec9nh s\u1eeda\u00a0tr\u1ef1c ti\u1ebfp tr\u00ean giao di\u1ec7n<\/strong>. Ch\u1ec9 c\u1ea7n nh\u1ea5p \u0111\u00fap v\u00e0o b\u1ea5t k\u1ef3 tr\u01b0\u1eddng n\u00e0o (T\u00ean l\u1edbp, M\u00f4 t\u1ea3, v.v.), nh\u1eadp c\u1eadp nh\u1eadt c\u1ee7a b\u1ea1n, r\u1ed3i nh\u1ea5p v\u00e0o n\u1ec1n s\u01a1 \u0111\u1ed3 \u0111\u1ec3 x\u00e1c nh\u1eadn. Kh\u00f4ng c\u00f3 h\u1ed9p tho\u1ea1i b\u1eadt l\u00ean, kh\u00f4ng c\u00f3 b\u1ea3ng thu\u1ed9c t\u00ednh l\u00e0m r\u1ed1i m\u1eaft m\u00e0n h\u00ecnh\u2014ch\u1ec9 c\u00f3 vi\u1ec7c ch\u1ec9nh s\u1eeda tr\u1ef1c ti\u1ebfp, m\u01b0\u1ee3t m\u00e0.<\/p>\n

    \"Edit<\/p>\n

    Th\u00eam thu\u1ed9c t\u00ednh<\/h3>\n

    \u0110\u1ec3 x\u00e1c \u0111\u1ecbnh d\u1eef li\u1ec7u m\u00e0 m\u1ed9t l\u1edbp l\u01b0u tr\u1eef:<\/p>\n

      \n
    1. \n

      Nh\u1ea5p chu\u1ed9t ph\u1ea3i v\u00e0o\u00a0Thu\u1ed9c t\u00ednh<\/strong>\u00a0ti\u00eau \u0111\u1ec1 tr\u00ean th\u1ebb CRC c\u1ee7a b\u1ea1n<\/p>\n<\/li>\n

    2. \n

      Ch\u1ecdn\u00a0Th\u00eam > Thu\u1ed9c t\u00ednh<\/strong>\u00a0t\u1eeb menu ng\u1eef c\u1ea3nh<\/p>\n<\/li>\n

    3. \n

      Nh\u1eadp t\u00ean thu\u1ed9c t\u00ednh v\u00e0 m\u00f4 t\u1ea3 t\u00f9y ch\u1ecdn<\/p>\n<\/li>\n

    4. \n

      L\u1eb7p l\u1ea1i cho \u0111\u1ebfn khi t\u1ea5t c\u1ea3 thu\u1ed9c t\u00ednh \u0111\u01b0\u1ee3c ghi nh\u1eadn<\/p>\n<\/li>\n<\/ol>\n

      \"\"<\/p>\n

      K\u1ebft qu\u1ea3 l\u00e0 s\u1ea1ch s\u1ebd v\u00e0 d\u1ec5 qu\u00e9t:<\/p>\n

      \"Attribute<\/p>\n

      X\u00e1c \u0111\u1ecbnh tr\u00e1ch nhi\u1ec7m v\u00e0 c\u00e1c b\u00ean h\u1ee3p t\u00e1c<\/h3>\n

      \u0110\u00e2y ch\u00ednh l\u00e0 n\u01a1i th\u1ebb CRC th\u1ef1c s\u1ef1 t\u1ecfa s\u00e1ng. Tr\u00e1ch nhi\u1ec7m m\u00f4 t\u1ea3\u00a0\u0111i\u1ec1u g\u00ec<\/em>\u00a0m\u1ed9t l\u1edbp l\u00e0m g\u00ec; c\u00e1c b\u00ean h\u1ee3p t\u00e1c x\u00e1c \u0111\u1ecbnh\u00a0ai<\/em>\u00a0n\u00f3 l\u00e0m vi\u1ec7c c\u00f9ng \u0111\u1ec3 ho\u00e0n th\u00e0nh nhi\u1ec7m v\u1ee5.<\/p>\n

        \n
      1. \n

        Nh\u1ea5p chu\u1ed9t ph\u1ea3i v\u00e0o\u00a0Tr\u00e1ch nhi\u1ec7m<\/strong>\u00a0ti\u00eau \u0111\u1ec1<\/p>\n<\/li>\n

      2. \n

        Ch\u1ecdn\u00a0Th\u00eam > Tr\u00e1ch nhi\u1ec7m<\/strong><\/p>\n<\/li>\n

      3. \n

        Nh\u1eadp t\u00ean tr\u00e1ch nhi\u1ec7m v\u00e0 x\u00e1c \u0111\u1ecbnh c\u00e1c l\u1edbp h\u1ee3p t\u00e1c<\/p>\n<\/li>\n<\/ol>\n

        \"\"<\/p>\n

        \n

        \ud83c\udfaf\u00a0B\u00ed quy\u1ebft th\u1ef1c t\u1ebf:<\/em>\u00a0Trong m\u1ed9t d\u1ef1 \u00e1n th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed g\u1ea7n \u0111\u00e2y, vi\u1ec7c x\u00e1c \u0111\u1ecbnh tr\u00e1ch nhi\u1ec7m theo c\u00e1ch n\u00e0y \u0111\u00e3 gi\u00fap \u0111\u1ed9i ng\u0169 ch\u00fang t\u00f4i ph\u00e1t hi\u1ec7n s\u1edbm m\u1ed9t l\u1edbp \u201cPaymentValidator\u201d b\u1ecb thi\u1ebfu\u2014gi\u00fap ti\u1ebft ki\u1ec7m \u0111\u00e1ng k\u1ec3 c\u00f4ng s\u1ee9c s\u1eeda \u0111\u1ed5i sau n\u00e0y.<\/p>\n<\/blockquote>\n\n

        Hi\u1ec3u c\u1ea5u tr\u00fac th\u1ebb CRC<\/h2>\n

        M\u1ed7i th\u1ebb tu\u00e2n theo \u0111\u1ecbnh d\u1ea1ng ba ph\u1ea7n \u0111\u01a1n gi\u1ea3n, gi\u00fap t\u1eadp trung v\u00e0o c\u00e1c y\u1ebfu t\u1ed1 c\u1ed1t l\u00f5i:<\/p>\n\n\n\n\n\n\n\n
        Ph\u1ea7n<\/th>\nM\u1ee5c \u0111\u00edch<\/th>\nV\u00ed d\u1ee5<\/th>\n<\/tr>\n<\/thead>\n
        T\u00ean l\u1edbp<\/strong><\/td>\nX\u00e1c \u0111\u1ecbnh \u0111\u1ed1i t\u01b0\u1ee3ng ho\u1eb7c th\u1ef1c th\u1ec3<\/td>\nGi\u1ecf h\u00e0ng<\/code>,\u00a0T\u00e0i kho\u1ea3n ng\u01b0\u1eddi d\u00f9ng<\/code><\/td>\n<\/tr>\n
        Tr\u00e1ch nhi\u1ec7m<\/strong><\/td>\nC\u00e1c nhi\u1ec7m v\u1ee5 c\u1ea5p cao ho\u1eb7c ki\u1ebfn th\u1ee9c m\u00e0 l\u1edbp qu\u1ea3n l\u00fd<\/td>\n\u201cT\u00ednh t\u1ed5ng h\u00f3a \u0111\u01a1n\u201d, \u201cX\u00e1c minh th\u00f4ng tin \u0111\u0103ng nh\u1eadp ng\u01b0\u1eddi d\u00f9ng\u201d<\/td>\n<\/tr>\n
        C\u00e1c c\u1ed9ng s\u1ef1<\/strong><\/td>\nC\u00e1c l\u1edbp kh\u00e1c m\u00e0 th\u1ebb n\u00e0y t\u01b0\u01a1ng t\u00e1c<\/td>\nB\u1ed9 x\u1eed l\u00fd thanh to\u00e1n<\/code>,\u00a0B\u1ed9 qu\u1ea3n l\u00fd kho<\/code><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

        C\u1ea5u tr\u00fac n\u00e0y bu\u1ed9c ph\u1ea3i r\u00f5 r\u00e0ng. N\u1ebfu b\u1ea1n kh\u00f4ng th\u1ec3 di\u1ec5n \u0111\u1ea1t m\u1ed9t tr\u00e1ch nhi\u1ec7m b\u1eb1ng m\u1ed9t c\u1ee5m t\u1eeb s\u00fac t\u00edch, ho\u1eb7c n\u1ebfu m\u1ed9t l\u1edbp t\u01b0\u01a1ng t\u00e1c v\u1edbi qu\u00e1 nhi\u1ec1u l\u1edbp kh\u00e1c, \u0111i\u1ec1u \u0111\u00f3 th\u01b0\u1eddng l\u00e0 d\u1ea5u hi\u1ec7u \u0111\u1ec3 b\u1ea1n t\u00e1i c\u1ea5u tr\u00fac thi\u1ebft k\u1ebf c\u1ee7a m\u00ecnh.<\/p>\n\n

        T\u00ednh n\u0103ng n\u00e2ng cao \u0111\u00e3 n\u00e2ng t\u1ea7m quy tr\u00ecnh l\u00e0m vi\u1ec7c c\u1ee7a t\u00f4i<\/h2>\n

        \ud83d\udd0d T\u00edch h\u1ee3p Ph\u00e2n t\u00edch V\u0103n b\u1ea3n<\/h3>\n

        C\u1ee7a Visual Paradigm\u00a0Ph\u00e2n t\u00edch V\u0103n b\u1ea3n<\/strong>\u00a0t\u00ednh n\u0103ng \u0111\u00e3 thay \u0111\u1ed5i ho\u00e0n to\u00e0n c\u00e1ch t\u00f4i l\u00e0m vi\u1ec7c. B\u1eb1ng c\u00e1ch d\u00e1n c\u00e1c t\u00e0i li\u1ec7u y\u00eau c\u1ea7u v\u00e0o c\u00f4ng c\u1ee5, t\u00f4i c\u00f3 th\u1ec3 l\u00e0m n\u1ed5i b\u1eadt c\u00e1c danh t\u1eeb ch\u00ednh (c\u00e1c l\u1edbp ti\u1ec1m n\u0103ng) v\u00e0 \u0111\u1ed9ng t\u1eeb (c\u00e1c tr\u00e1ch nhi\u1ec7m ti\u1ec1m n\u0103ng), sau \u0111\u00f3 chuy\u1ec3n \u0111\u1ed5i ch\u00fang tr\u1ef1c ti\u1ebfp th\u00e0nh th\u1ebb CRC. \u0110i\u1ec1u n\u00e0y \u0111\u00e3 n\u1ed1i li\u1ec1n kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng th\u00f4 v\u00e0 thi\u1ebft k\u1ebf c\u00f3 c\u1ea5u tr\u00fac m\u1ed9t c\u00e1ch tr\u01a1n tru.<\/p>\n

        \ud83e\udd16 T\u1ea1o th\u1ebb \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi AI<\/h3>\n

        C\u00e1c phi\u00ean b\u1ea3n m\u1edbi h\u01a1n bao g\u1ed3m m\u1ed9t b\u1ed9 m\u00e1y AI ph\u00e2n t\u00edch m\u00f4 t\u1ea3 v\u1ea5n \u0111\u1ec1 v\u00e0 so\u1ea1n th\u1ea3o c\u00e1c th\u1ebb CRC ban \u0111\u1ea7u. M\u1eb7c d\u00f9 t\u00f4i v\u1eabn xem x\u00e9t v\u00e0 ch\u1ec9nh s\u1eeda \u0111\u1ea7u ra b\u1eb1ng tay, t\u00ednh n\u0103ng n\u00e0y \u0111\u00e3 gi\u1ea3m th\u1eddi gian suy ngh\u0129 ban \u0111\u1ea7u c\u1ee7a t\u00f4i g\u1ea7n 40%. T\u00ednh n\u0103ng n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch \u0111\u1ec3 kh\u1edfi \u0111\u1ed9ng c\u00e1c cu\u1ed9c th\u1ea3o lu\u1eadn trong c\u00e1c bu\u1ed5i h\u1ecdp nh\u00f3m.<\/p>\n

        \ud83d\udd04 Chuy\u1ec3n \u0111\u1ed5i li\u1ec1n m\u1ea1ch sang UML<\/h3>\n

        Sau khi ho\u00e0n th\u00e0nh suy ngh\u0129 ph\u00e1t bi\u1ec3u CRC, Visual Paradigm cho ph\u00e9p b\u1ea1n ph\u00e1t tri\u1ec3n c\u00e1c th\u1ebb th\u00e0nh\u00a0S\u01a1 \u0111\u1ed3 L\u1edbp<\/strong>\u00a0v\u1edbi n\u1ed7 l\u1ef1c t\u1ed1i thi\u1ec3u. C\u00e1c tr\u00e1ch nhi\u1ec7m tr\u1edf th\u00e0nh ph\u01b0\u01a1ng th\u1ee9c, thu\u1ed9c t\u00ednh v\u1eabn gi\u1eef nguy\u00ean thu\u1ed9c t\u00ednh, v\u00e0 c\u00e1c c\u1ed9ng s\u1ef1 chuy\u1ec3n th\u00e0nh c\u00e1c m\u1ed1i quan h\u1ec7. S\u1ef1 li\u00ean t\u1ee5c t\u1eeb b\u1ea3n ph\u00e1c th\u1ea3o kh\u00f4ng ch\u00ednh th\u1ee9c \u0111\u1ebfn m\u00f4 h\u00ecnh chi ti\u1ebft l\u00e0 v\u00f4 gi\u00e1 \u0111\u1ec3 duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a thi\u1ebft k\u1ebf.<\/p>\n\n

        Nh\u1eefng suy ngh\u0129 ch\u00e2n th\u00e0nh: \u0110i\u1ec1u t\u00f4i y\u00eau th\u00edch (v\u00e0 \u0111i\u1ec1u c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n)<\/h2>\n

        \u2705\u00a0\u0110i\u1ec1u \u0111\u00e3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t:<\/strong><\/p>\n