Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
tranh ban » trinh ban, tranh hang, tranh luan
dung cong » dung trong
thanh ban » thanh san, thanh bac, thanh bai
thanh van » thanh san, thanh toan, thanh phan
ho chieu » theo chieu, hoc thieu, doi chieu
ban dung » van dung, dan dung, tan dung
cong dan » cong san, cong tan, huong dan

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 ban dung cong dan ((thanh ban) or (thanh van))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - canh tranh ban dung cong dan ((thanh ban) OR (thanh van)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - canh tranh ban dung cong dan ((thanh ban) or (thanh van))*.