Perhaps you should try some spelling variations:
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh, hieu manh
canh trinh » canh tranh, hanh trinh, canh tinh
luat dung » suat dung, luat chung, luat quang
dung dong » dung cong, vung dong, dung trong
thanh cha » thanh ha, thanh nha, thanh phan
dong van » duong van, dang van, dong von
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sang) or (chieu xanh)) - canh trinh luat dung dong van ((thanh cha) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sang) OR (chieu xanh)) - canh trinh luat dung dong van ((thanh cha) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sang) or (chieu xanh)) - canh trinh luat dung dong van ((thanh cha) or (than cap))*.