Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, nhieu tang
nhung cong » dung cong, thong cong, hang cong
tran thanh » ban thanh, van thanh, quan thanh
hieu lang » hieu quang, nhieu tang, hieu van
trung qua » trung quan, trong qua, trung cua
qua nhung » quan nhung, cua nhung, qua chung
tan thanh » tang thanh, toan thanh, ban thanh

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) or (hieu lang)) - thanh trung qua nhung cong ((tan thanh) OR (tran thanh)) cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (hieu lang)) - thanh trung qua nhung cong ((tan thanh) OR (tran thanh)) cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sang) or (hieu lang)) - thanh trung qua nhung cong ((tan thanh) OR (tran thanh)) cap".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (hieu lang)) - thanh trung qua nhung cong ((tan thanh) OR (tran thanh)) cap*.