Perhaps you should try some spelling variations:
thanh trung » thanh tung
hieu lang » chieu sang, hieu quang, nhieu tang
dung cong » dung trong
trung ha » trung hoc, trung tam, trung cap
cong dan » cong san, cong tan, huong dan
than cao » toan cao, thai cao, than sao
than cap » khan cap, thanh lap, thanh cac
ho hieu » ho chieu, hoi hieu, nho hieu
ha dung » hai dung, kha dung, nha dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - thanh trung ha dung cong dan ((than cao) OR (than cap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho hieu lang - thanh trung ha dung cong dan ((than cao) OR (than cap))".
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - thanh trung ha dung cong dan ((than cao) OR (than cap))*.