Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
chieu xanh » chieu sach, chieu sang, chieu tinh
chua xang » chua nang, chuc nang, chu bang
thanh cua » tranh cua, than cua, hanh cua
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, huong dan
dan chat » van chat, dan chan, ban chat
chat co » thuat co, chat cua, chat deo

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

• Performing a fuzzy search may retrieve terms with similar spellings: chao ((chua xang) or (chieu xanh)) - cong thanh cua dung cong dan chat co~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao ((chua xang) OR (chieu xanh)) - cong thanh cua dung cong dan chat co.
• Adding a wildcard symbol may retrieve word variants: chao ((chua xang) or (chieu xanh)) - cong thanh cua dung cong dan chat co*.