Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tung » thanh cong
trong dang » truong dang, trong dong, trong dung
doi chieu » doc hieu, doi chi, ho chieu
trong dan » trong san, trong tan, trong ban
tung vat » dung vat, tang vat, tung va
vat dung » van dung, va dung, viet dung
toan cao » toan ban, toan tap

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

• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - thanh tung vat dung ((trong dan) OR (trong dang)) ((toan cao) OR (van ban))~.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh tung vat dung ((trong dan) or (trong dang)) ((toan cao) or (van ban))*.