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 nhung » va nhung
cong tan » cong tac, cong thanh, cong ha
cong san » cong tac
phan cau » phan dau, phan cac, phan tu

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 nhung ((((cong tan) or (cong ty))) or (cong san)) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - canh tranh cua nhung ((((cong tan) OR (cong ty))) OR (cong san)) phan cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - canh tranh cua nhung ((((cong tan) or (cong ty))) or (cong san)) phan cau*.