Perhaps you should try some spelling variations:
doanh luan » doanh nhan
canh doanh » hanh doanh, chinh doanh, doanh doanh
luan nhung » luan chung, luan hung, quan nhung
nhung cong » dung cong, thong cong, hang cong
hoc kinh » hoc sinh
cong san » cong tac
toan cau » toan cao, toan tap, toan tai
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc kinh) or (luoc kinh)) sach - canh doanh luan nhung cong san ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc kinh) OR (luoc kinh)) sach - canh doanh luan nhung cong san ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ((hoc kinh) or (luoc kinh)) sach - canh doanh luan nhung cong san ((toan cau) or (toan ban))*.