Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh luan » doanh nhan
duong cong » dung cong, luong cong, duong trong
hoc hieu » hoc thieu, hoc hien, hoc dieu
doc hieu » toc thieu, hoc thieu, hoc hien
ung cong » dung cong, luong cong, cuong cong
van giao » nang giao, toan giao, dan gian
giao cau » giay cau, 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)) nganh - hanh doanh luan ((ung cong) or (duong cong)) van giao cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hieu) OR (doc hieu)) nganh - hanh doanh luan ((ung cong) OR (duong cong)) van giao cau.
• Adding a wildcard symbol may retrieve word variants: ((hoc hieu) or (doc hieu)) nganh - hanh doanh luan ((ung cong) or (duong cong)) van giao cau*.