Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
doi chieu » doc hieu, doi chi, ho chieu
tranh cua » doanh cua, manh cua
cua hang » cua dang, cua nhung, cua cong
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
than cau » toan cau, phan cau, than cap
phan dau » phan tu, hang dau

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 - canh tranh cua hang ((cong tan) OR (cong san)) ((than cau) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - canh tranh cua hang ((cong tan) OR (cong san)) ((than cau) OR (phan dau))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - canh tranh cua hang ((cong tan) OR (cong san)) ((than cau) or (phan dau))*".