Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh luan » doanh nhan
luong cong » dung cong, cong cong, tong cong
hoc thieu » toc thieu, hoc hien
van giang » manh giang, tran giang, dan gian
giang cau » giang day, gian cac, giang van
hoc hieu » hoc hien, doc hieu, hoc dieu

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 (hoc thieu)) nganh - hanh doanh luan ((luong cong) or (trong cong)) van giang cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hieu) OR (hoc thieu)) nganh - hanh doanh luan ((luong cong) OR (trong cong)) van giang cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc hieu) OR (hoc thieu)) nganh - hanh doanh luan ((luong cong) or (trong cong)) van giang cau".
• Adding a wildcard symbol may retrieve word variants: ((hoc hieu) OR (hoc thieu)) nganh - hanh doanh luan ((luong cong) or (trong cong)) van giang cau*.