Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
cong thanh » dong thanh, cong trinh, cong tan
tranh van » tran van, trinh van, thanh van
van nhung » van nhuong, va nhung, van hung
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
toan ban » van ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - canh tranh van nhung ((cong san) or (cong thanh)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - canh tranh van nhung ((cong san) OR (cong thanh)) toan ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - canh tranh van nhung ((cong san) or (cong thanh)) toan ban*.