Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh hien » doanh chien, doanh hieu, doanh tien
hien nhung » nhien nhung, bien nhung, hien chung
nhung cong » dung cong, thong cong, hang cong
hoc dieu » hoc thieu, hoc hien
cong tan » cong tac, cong san, cong thanh
gian cau » gian chau, gian cac, gian cam
gian cua » gian xu
ban cua » ban quan

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 dieu hanh - hanh doanh hien nhung cong tan ((gian cau) OR (((gian cua) OR (ban cua))))~.
• Adding a wildcard symbol may retrieve word variants: hoc dieu hanh - hanh doanh hien nhung cong tan ((gian cau) or (((gian cua) or (ban cua))))*.