Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh doanh » hang doanh, chinh doanh, doanh doanh
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
doanh cua » doanh luan
cua nhung » va nhung
dan toan » van toan, dan than, manh toan

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 cua nhung cong ((dan toan) or (tan tran)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh doanh cua nhung cong ((dan toan) OR (tan tran)) cau*.