Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
thieu quan » thieu quang, thien quan, hieu qua
hieu quan » hieu qua, lieu quan, thien quan
cua dung » cua dang, qua dung, cua rung
cua dong » chua dong, cua cong, cua dang
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: moi ((hieu quan) or (thieu quan)) - canh doanh ((cua dung) or (cua dong)) cong tan tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: moi ((hieu quan) OR (thieu quan)) - canh doanh ((cua dung) OR (cua dong)) cong tan tran cau.
• Adding a wildcard symbol may retrieve word variants: moi ((hieu quan) or (thieu quan)) - canh doanh ((cua dung) or (cua dong)) cong tan tran cau*.