Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
thanh chau » thanh cha, thanh cham, thanh chu
hiem ngan » kim ngan, viem gan
tran tuan » tran xuan, tran quang, tran thanh
tuan nong » luan nong, quan nong, tuan duong
nong cong » cong cong, tong cong, nang cong
hoc hiem » hoc hien, hoc thieu, hoc thiet
cong tan » cong tac, cong san, cong thanh
than cap » khan cap, thanh lap, thanh cac

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hiem ngan - thanh tran tuan nong cong tan ((thanh chau) OR (than cap))~.
• Adding a wildcard symbol may retrieve word variants: hoc hiem ngan - thanh tran tuan nong cong tan ((thanh chau) or (than cap))*.