Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
gioi nhung » gian nhung, voi nhung
tham nhung » thi nhung
hoc dieu » hoc thieu, hoc hien
cong tan » cong tac, cong san, cong thanh
tan gian » tran gian, dan gian, van gian
gian cau » gian chau, gian cac, gian 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 dieu hanh - hanh doanh ((gioi nhung) or (tham nhung)) cong tan gian cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc dieu hanh - hanh doanh ((gioi nhung) OR (tham nhung)) cong tan gian cau.
• Adding a wildcard symbol may retrieve word variants: hoc dieu hanh - hanh doanh ((gioi nhung) or (tham nhung)) cong tan gian cau*.