Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
gian chau » gian cham, gian cua, gian cac
hoc hieu » hoc thieu, hoc hien, doc hieu
nhan ung » phan ung, han ung, nham ung
ung cong » dung cong, luong cong, duong cong
cong tac » cong ty
gian cu » gian cua, gian xu, gian co

You may be able to get more results by adjusting your search query.

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