Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
luan chung » luan chinh
hoc nhieu » hoc nhiet, hop nhieu, hoc nghien
hoc thieu » toc thieu, hoc hien
luan hung » lan hung, luan ung, tuan hung
cong dan » cong san, cong tan, huong dan
dan van » dang van, doan van, dao van

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc nhieu) OR (hoc thieu)) tang - chinh doanh ((luan hung) OR (luan chung)) cong dan van ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc nhieu) or (hoc thieu)) tang - chinh doanh ((luan hung) OR (luan chung)) cong dan van ban~".
• Adding a wildcard symbol may retrieve word variants: ((hoc nhieu) or (hoc thieu)) tang - chinh doanh ((luan hung) OR (luan chung)) cong dan van ban*.