Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
cong thanh » dong thanh, cong trinh, cong tan
tran van » luan van
van hang » van khang, van hoang, van thang
cong san » cong tac
toan cau » toan cao, toan ban, toan tap
khan cap » khan ap, than cap, khoan cam
ho cuu » ho chu, ho cua, so cuu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho cuu tinh - thanh tran van hang ((cong san) or (cong thanh)) ((toan cau) or (khan cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho cuu tinh - thanh tran van hang ((cong san) OR (cong thanh)) ((toan cau) OR (khan cap)).
• Adding a wildcard symbol may retrieve word variants: ho cuu tinh - thanh tran van hang ((cong san) or (cong thanh)) ((toan cau) or (khan cap))*.