1.-THONG-TIN-VE-SINH-HOAT-GIAO-HOI
2.-GIAI-THICH-Ed-13.-17-21-GIAI-BANG-LA-GI-MA-LAI-CO-THE-SAN-BAT-NGUOI-NHU-SAN-BAT-CHIM
3.-GIAI-DAP-CO-DUOC-RUA-CHAN-CHO-PHU-NU-TRONG-NGHI-THUC-RUA-CHAN-CHIEU-THU-NAM-TUAN-THANH
4.-TIEN-TRI-NGUOI-CANH-GAC
5.-DU-NGON-VE-CAC-MUC-TU-34.-1-16