Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
hung cuong » hung vuong, hong cuong, hung luong
hieu manh » chieu xanh, hieu nganh, dieu hanh
hung cong » nhung cong, phung cong, dung cong
hoc hieu » hoc thieu, hoc hien, doc hieu
gian cau » gian chau, gian cam, gian cu
gian cac » gian dan, gian 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 - chinh doanh nhan ((hung cong) OR (hung cuong)) dan ((gian cau) or (gian cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - chinh doanh nhan ((hung cong) OR (hung cuong)) dan ((gian cau) OR (gian cac)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hieu manh - chinh doanh nhan ((hung cong) OR (hung cuong)) dan ((gian cau) or (gian cac))".
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - chinh doanh nhan ((hung cong) OR (hung cuong)) dan ((gian cau) or (gian cac))*.