Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, ho chieu
hanh manh » hanh mang, lanh manh, hoang manh
bang cong » dang cong, bang song, hang cong
chu bang » thu bang, chuc nang, chu quang
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than ban » thanh ban, toan ban, than man
lan anh » van anh, tuan anh

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sang - ((hanh manh) or (lan anh)) chu bang cong dan than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - ((hanh manh) OR (lan anh)) chu bang cong dan than ban.
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - ((hanh manh) or (lan anh)) chu bang cong dan than ban*.