Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh luan » doanh nhan
doi chieu » doc hieu, doi chi, mot chieu
luan tong » luan tuong, luan cong, luan dong
cong dung » cuong dung, cong luong, thong dung
thanh cha » thanh ha, thanh nha, thanh phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - hanh doanh luan tong ((cong dung) or (cong dong)) thanh cha~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh doanh luan tong ((cong dung) OR (cong dong)) thanh cha*.