Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
nhan hung » nhanh hung, phan hung, nhan ung
hung cong » nhung cong, hung cuong, phung cong
hoc hieu » hoc thieu, hoc hien, doc hieu
cong san » cong tac
gian cac » gian dan, gian cua
gian cu » gian cua, gian xu, gian co

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 nhan hung cong san ((gian cu) or (gian cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - hanh doanh nhan hung cong san ((gian cu) OR (gian cac)).
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - hanh doanh nhan hung cong san ((gian cu) or (gian cac))*.