Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
hieu nganh » vien nganh, hiem ngan, hieu manh
hanh doanh » hang doanh, doanh doanh, kinh doanh
luong cong » dung cong, cong cong, tong cong
van giang » manh giang, tran giang, dan gian
giang cau » giang day, gian cac, giang van
hoc hieu » hoc thieu, hoc hien, doc hieu

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 nganh - ((hanh doanh) OR (chinh 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 nganh - ((hanh doanh) OR (chinh 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 nganh - ((hanh doanh) OR (chinh doanh)) luan ((luong cong) or (trong cong)) van giang cau".
• Adding a wildcard symbol may retrieve word variants: hoc hieu nganh - ((hanh doanh) OR (chinh doanh)) luan ((luong cong) or (trong cong)) van giang cau*.