Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
bang song » nang song
ho chieu » theo chieu, hoc thieu, doi chieu
can benh » cac benh, san benh, con benh
benh chu » benh chua, benh cho, binh chu
chu bang » thu bang, chuc nang, chu quang
dan than » dan chan, ban than, van than

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 - can benh chu bang song ((dan than) or (van ban)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - can benh chu bang song ((dan than) OR (van ban)) cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - can benh chu bang song ((dan than) or (van ban)) cao*.