Perhaps you should try some spelling variations:
thanh trung » thanh tung
hoc chinh » hoan chinh, hoc sinh, hoc kinh
trung cua » truong cua, trung tuan, trung cap
cong cong » cong dong, trong cong, dung cong
thanh cau » thanh chau, thanh mau, thanh ca
nhanh cau » nhanh cay, thanh chau, nhanh ha
cong tan » cong tac, cong san, cong thanh

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chinh sach - thanh trung cua cong cong tan ((thanh cau) or (nhanh cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chinh sach - thanh trung cua cong cong tan ((thanh cau) OR (nhanh cau)).
• Adding a wildcard symbol may retrieve word variants: hoc chinh sach - thanh trung cua cong cong tan ((thanh cau) or (nhanh cau))*.