Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
hanh dung » thanh dung, anh dung, hanh dong
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
cho dung » cho dong, cho ung, cao dung
dan than » dan chan, dan toan, dang thanh
ban than » ban thanh, van thanh, ban hang
van than » van thanh, van thang, van tuan

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 - hanh dung cho dung cong ((((dan than) or (ban than))) or (van than)) cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - hanh dung cho dung cong ((((dan than) OR (ban than))) OR (van than)) cap.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - hanh dung cho dung cong ((((dan than) or (ban than))) or (van than)) cap*.