Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh tranh » canh tranh, hanh trinh, hanh trang
doi chieu » doc hieu, doi chi, ho chieu
tranh cua » doanh cua, manh cua
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong san » cong tac
chat cao » chat co, chat cho, chat bao

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