Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh luan » doanh nhan
luan nhung » luan chung, luan hung, quan nhung
nhung cong » dung cong, thong cong, hang cong
doi chieu » doi chi, ho chieu, mot chieu
doc hieu » toc thieu, hoc thieu, hoc hien
dan toan » van toan, dan than, manh toan

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: ((doi chieu) OR (doc hieu)) sach - hanh doanh luan nhung cong ((dan toan) OR (tan tran)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) OR (doc hieu)) sach - hanh doanh luan nhung cong ((dan toan) or (tan tran)) cau~".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) OR (doc hieu)) sach - hanh doanh luan nhung cong ((dan toan) or (tan tran)) cau*.