Perhaps you should try some spelling variations:
doanh nhien » doanh chien, doanh nghiep, doanh nhan
nhien thong » nhien trong, chien thuong, nghiep thong
hanh doanh » hang doanh, chinh doanh, doanh doanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
hoc hieu » hoc thieu, hoc hien, doc hieu
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
gian cau » gian chau, gian cac, gian cam
gian cua » gian xu, ban cua

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 manh - hanh doanh nhien thong ((cong tan) OR (cong san)) ((gian cau) or (gian cua))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - hanh doanh nhien thong ((cong tan) OR (cong san)) ((gian cau) OR (gian cua)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hieu manh - hanh doanh nhien thong ((cong tan) OR (cong san)) ((gian cau) or (gian cua))".
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - hanh doanh nhien thong ((cong tan) OR (cong san)) ((gian cau) or (gian cua))*.