Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chinh sach, chiet tach, chieu sang
trung cua » truong cua, trung tuan, trung cap
cong bang » cuong bang, dong bang, hong bang
ho chieu » theo chieu, hoc thieu, doi chieu
cua dang » cua cong, cua ban
cong ban » cong san, cong tan, cong 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 - thanh trung cua dang ((cong ban) or (cong bang)) chung cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh trung cua dang ((cong ban) OR (cong bang)) chung cu.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh trung cua dang ((cong ban) or (cong bang)) chung cu*.