Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, nhieu tang
hieu lang » hieu quang, nhieu tang, hieu van
hang hang » nang hang, cang thang, hung thang
bang cong » dang cong, bang song, dung cong
hang cong » dang cong, hang nong, thanh cong
ban than » ban thanh, van thanh, ban hang
than cao » toan cao, thai cao, than cap

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)) - hang hang va ((bang cong) or (hang cong)) ban than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu sang) OR (hieu lang)) - hang hang va ((bang cong) OR (hang cong)) ban than cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu sang) or (hieu lang)) - hang hang va ((bang cong) or (hang cong)) ban than cao*.