Perhaps you should try some spelling variations:
chau tinh » cuu tinh, ha tinh, cua tinh
thanh tra » thanh toan, thanh hoa
hung cong » nhung cong, hung cuong, phung cong
van hung » van dung, manh hung, van duong
cong tan » cong tac, cong san, cong thanh
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban
tra van » tran van, ta van, trang van

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chau tinh) or (may tinh)) - thanh tra van hung cong tan ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chau tinh) OR (may tinh)) - thanh tra van hung cong tan ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: hoc ((chau tinh) or (may tinh)) - thanh tra van hung cong tan ((toan cau) or (toan tap))*.