Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
nhan hung » nhanh hung, phan hung, nhan ung
cuong dan » cuong danh, huong dan, tuong dan
gian chau » gian cham, gian cua, gian cac
hoc hieu » hoc thieu, hoc hien, doc hieu
cong dan » cong san, cong tan, huong dan
gian cam » gian cham, gian cac, gia cam

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 ((cuong dan) OR (cong dan)) ((gian chau) or (gian cam))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - chinh doanh nhan hung ((cuong dan) OR (cong dan)) ((gian chau) OR (gian cam)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hieu manh - chinh doanh nhan hung ((cuong dan) OR (cong dan)) ((gian chau) or (gian cam))".
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - chinh doanh nhan hung ((cuong dan) OR (cong dan)) ((gian chau) or (gian cam))*.