Perhaps you should try some spelling variations:
trung thanh » truong thanh
chieu sach » chinh sach, chieu sang, chieu xanh
trung tuan » trung tam, tran tuan, truong thanh
hung cong » nhung cong, hung cuong, phung cong
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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) OR (chiet tach)) - thanh ((trung tuan) or (trung thanh)) hung cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chiet tach)) - thanh ((trung tuan) OR (trung thanh)) hung cong dan than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) OR (chiet tach)) - thanh ((trung tuan) or (trung thanh)) hung cong dan than cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) OR (chiet tach)) - thanh ((trung tuan) or (trung thanh)) hung cong dan than cau*.