Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, mot chieu
trong dan » trong dang, trong san, trong tan
trung ap » trung cap, trung lap, trung tam
dan than » dan chan, ban than, van than
than cao » toan cao, thai cao, than cap
ap dung » xay dung, van dung

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

• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh trung ap dung trong dan than cao*.