Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
luan phong » luan phuong, xuan phuong, luan phan
hieu lang » chieu sang, hieu quang, nhieu tang
van phong » van dong, hai phong
hoc hieu » hoc thieu, hoc hien, doc hieu
cong tan » cong tac, cong san, cong thanh
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: hoc hieu lang - hanh doanh ((luan phong) or (van phong)) cong tan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu lang - hanh doanh ((luan phong) OR (van phong)) cong tan toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc hieu lang - hanh doanh ((luan phong) or (van phong)) cong tan toan cau*.