K\u00e9p l\u1ec7ch l\u00e0 g\u00ec?<\/h2>\n
K\u00e9p l\u1ec7ch<\/strong> l\u00e0 kh\u00e1i ni\u1ec7m v\u1ec1 c\u00e1ch b\u1eaft l\u00f4<\/strong> m\u00e0 trong \u0111\u00f3 b\u1ed9 s\u1ed1 \u0111\u01b0\u1ee3c ch\u1ecdn s\u1ebd c\u00f3 2 ch\u1eef s\u1ed1 l\u00e0 b\u00f3ng d\u01b0\u01a1ng c\u1ee7a nhau. V\u00ed d\u1ee5: Con 05, 50 c\u00f3 0 v\u00e0 5 l\u00e0 b\u00f3ng d\u01b0\u01a1ng theo quy lu\u1eadt n\u00ean \u0111\u00e2y s\u1ebd l\u00e0 b\u1ed9 s\u1ed1 k\u00e9p l\u1ec7ch<\/strong>.<\/p>\n