Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh gian » doanh giao, doanh giai, dan gian
gian nhung » gian vung, gioi nhung
nhung cong » dung cong, thong cong, hang cong
hoc hieu » hoc thieu, hoc hien, hoc dieu
doc hieu » toc thieu, hoc thieu, hoc hien
cong dan » cong san, cong tan, huong dan
gian cau » gian chau, gian cac, gian cu
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) or (doc hieu)) manh - hanh doanh gian nhung cong dan ((gian cau) or (gian cam))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hieu) OR (doc hieu)) manh - hanh doanh gian nhung cong dan ((gian cau) OR (gian cam)).
• Adding a wildcard symbol may retrieve word variants: ((hoc hieu) or (doc hieu)) manh - hanh doanh gian nhung cong dan ((gian cau) or (gian cam))*.