Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, chieu xanh, hieu lang
chieu tinh » trieu tinh, lieu tinh, chau tinh
duong van » duong va, luong va, dang van
trung ap » trung cap, trung lap, trung tam
song van » hoang van, trong van, dang van
toan cao » toan ban, toan tap
ap dung » xay dung, van 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 ((chieu sang) or (chieu tinh)) - thanh trung ap dung ((song van) or (duong van)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (chieu tinh)) - thanh trung ap dung ((song van) OR (duong van)) toan cao.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (chieu tinh)) - thanh trung ap dung ((song van) or (duong van)) toan cao*.