Ph\u1ea7n 2 – Ch\u01b0\u01a1ng 4 – B\u00e0i 22: Hai mi\u1ec1n \u0111\u1ea5t n\u01b0\u1edbc tr\u1ef1c ti\u1ebfp chi\u1ebfn \u0111\u1ea5u ch\u1ed1ng \u0110\u1ebf qu\u1ed1c M\u0129 x\u00e2m l\u01b0\u1ee3c- Mi\u1ec1n B\u1eafc v\u1eeba chi\u1ebfn \u0111\u1ea5u v\u1eeba s\u1ea3n xu\u1ea5t (1965-1973) (ph\u1ea7n 3)<\/a><\/blockquote>