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
dong cong » duong cong, dung cong, dang cong
cua dong » chua dong, cua cong, cua dang
cong san » cong tac
chat cau » chat cam, chat cao, chat va
chat bao » chat ban, thuat bao, nhat ban

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