Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chiet tach, chieu sang, chieu xanh
trung tuan » trung thanh, trung tam, tran tuan
tuan dang » tran dang, tuan bang, tuan dung
dang cong » dung cong
cong san » cong tac
than cao » toan cao, than cap, than sao
thai cao » tai cao, thoai cac, thuat cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sach) OR (chinh sach)) - thanh trung tuan dang cong san ((than cao) or (thai cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chinh sach)) - thanh trung tuan dang cong san ((than cao) OR (thai cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sach) OR (chinh sach)) - thanh trung tuan dang cong san ((than cao) or (thai cao))".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) OR (chinh sach)) - thanh trung tuan dang cong san ((than cao) or (thai cao))*.