Perhaps you should try some spelling variations:
quan nhung » qua nhung, cua nhung, luan chung
chieu sang » chieu sach, chieu xanh, nhieu tang
hieu lang » hieu quang, nhieu tang, hieu van
dong quan » duong quan, dong quang, dung quan
cong van » cong vang, cong san, cong tan
song van » hoang van, trong van, duong van
toan ban » van ban
ha dong » hoat dong, van dong

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu sang) or (hieu lang)) - ha dong quan nhung ((cong van) or (song van)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu sang) OR (hieu lang)) - ha dong quan nhung ((cong van) OR (song van)) toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu sang) or (hieu lang)) - ha dong quan nhung ((cong van) or (song van)) toan ban*.