Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, nhieu tang
tong cuong » tang cuong, tong cong, hong cuong
hieu lang » hieu quang, nhieu tang, hieu van
hanh dung » thanh dung, anh dung, hanh dong
cuong dan » cuong danh, huong dan, cong dan
dung cua » dung luan, dung cho
cua tong » cua cong, cua dong, cua nong
dan than » dan chan, ban than, van than
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: ho ((chieu sang) or (hieu lang)) - hanh dung cua tong cuong dan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (hieu lang)) - hanh dung cua tong cuong dan than cap.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (hieu lang)) - hanh dung cua tong cuong dan than cap*.