Perhaps you should try some spelling variations:
hanh dong » anh dong
dang cong » dung cong
bang cong » bang song, hang cong, dung cong
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
ha dong » hoat dong, van dong
san van » tan van, luan van, tran van

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu xanh - ((hanh dong) OR (ha dong)) luan ((dang cong) or (bang cong)) san van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - ((hanh dong) OR (ha dong)) luan ((dang cong) OR (bang cong)) san van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu xanh - ((hanh dong) OR (ha dong)) luan ((dang cong) or (bang cong)) san van ban".
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - ((hanh dong) OR (ha dong)) luan ((dang cong) or (bang cong)) san van ban*.