Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh dong » anh dong
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
cong san » cong tac
san than » sang than, san thanh, ban than
than tap » toan tap, han tap, phan tap
ha dong » hoat dong

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) OR (van dong)))) va nhung cong san than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - ((hanh dong) OR (((ha dong) OR (van dong)))) va nhung cong san than tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu xanh - ((hanh dong) or (((ha dong) OR (van dong)))) va nhung cong san than tap".
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - ((hanh dong) or (((ha dong) OR (van dong)))) va nhung cong san than tap*.