Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
doanh luan » doanh nhan
luan trong » quan trong, luat trong, luan tuong
hieu tinh » chieu tinh, lieu tinh, kieu tinh
doc hieu » toc thieu, hoc thieu, hoc hien
cong tan » cong tac, cong san, cong thanh
phan cac » nhan cach, phan dau, phan lap
hang dau » hang va, hang tai

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 tinh - canh doanh luan trong cong tan ((phan cac) or (hang dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu tinh - canh doanh luan trong cong tan ((phan cac) OR (hang dau)).
• Adding a wildcard symbol may retrieve word variants: doc hieu tinh - canh doanh luan trong cong tan ((phan cac) or (hang dau))*.