Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu sach » thien hach, hieu cach, theo sach
chieu sach » chinh sach, chiet tach, chieu sang
trung cua » truong cua, trung tuan, trung cap
cua trong » cua truong, cua trung, qua trong
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((thieu sach) or (chieu sach)) - thanh trung cua trong cong dan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((thieu sach) OR (chieu sach)) - thanh trung cua trong cong dan than cap.
• Adding a wildcard symbol may retrieve word variants: toc ((thieu sach) or (chieu sach)) - thanh trung cua trong cong dan than cap*.