Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
hieu ngan » hieu nganh, hiem ngan, hieu nguon
chua bang » chu bang, chua nang, chua xang
doc hieu » toc thieu, hoc thieu, hoc hien
cua bang » cua ban, cua dang, cua hang
cong tan » cong tac, cong san, cong thanh
tran cau » tran chau, toan cau, ran cau

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 ngan - canh doanh ((cua bang) or (chua bang)) cong tan tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu ngan - canh doanh ((cua bang) OR (chua bang)) cong tan tran cau*.