Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
trung tuan » trung thanh, trung tam, tran tuan
tuan dang » tran dang, tuan bang, tuan dung
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
cong tac » cong ty
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: ho chieu sang - thanh trung tuan dang ((cong dan) or (cong tac)) ((than cao) OR (thai cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh trung tuan dang ((cong dan) OR (cong tac)) ((than cao) OR (thai cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - thanh trung tuan dang ((cong dan) or (cong tac)) ((than cao) OR (thai cao))".
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh trung tuan dang ((cong dan) or (cong tac)) ((than cao) OR (thai cao))*.