Perhaps you should try some spelling variations:
hieu xanh » chieu xanh, hieu manh, hieu nganh
thanh tra » thanh toan, thanh hoa
dung cong » dung trong
doc hieu » toc thieu, hoc thieu, hoc hien
tra tuan » tran tuan, tra quan, tri tuan
tan toan » tan tran, tap toan, van toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu xanh - thanh tra tuan ((dang cong) or (dung cong)) tan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu xanh - thanh tra tuan ((dang cong) OR (dung cong)) tan toan cau.
• Adding a wildcard symbol may retrieve word variants: doc hieu xanh - thanh tra tuan ((dang cong) or (dung cong)) tan toan cau*.