Perhaps you should try some spelling variations:
thanh tong » thanh cong, thanh tung, thanh long
thanh tra » thanh toan, thanh hoa
tra thanh » tran thanh, ta thanh, thai thanh
ho chieu » theo chieu, hoc thieu, doi chieu
cong van » cong vang, song van, cong tan
cong san » cong tac
phan dau » phan tu, hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (theo tieu)) xanh - thanh tra thanh tong ((cong van) or (cong san)) phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo tieu)) xanh - thanh tra thanh tong ((cong van) OR (cong san)) phan dau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo tieu)) xanh - thanh tra thanh tong ((cong van) or (cong san)) phan dau*.