Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
lieu tinh » trieu tinh, diep tinh, bien tinh
tran tuan » tran xuan, tran quang, tran thanh
tuan hang » tuan hoang, tuan bang, tuan dang
cong san » cong tac
cong tan » cong tac, cong thanh, cong ty
than cau » toan cau, phan cau, than cap
co lieu » cot lieu, co hieu, so lieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: co lieu tinh - thanh tran tuan hang ((cong san) or (cong tan)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: co lieu tinh - thanh tran tuan hang ((cong san) OR (cong tan)) than cau*.