Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
cua nhung » va nhung
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
anh tang » anh bang, anh dang, anh nang
anh dong » anh huong, anh son
cong san » cong tac
phan dau » phan tu, hang dau

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 - ((anh tang) or (anh dong)) cua nhung ((cong san) or (cong thanh)) phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - ((anh tang) OR (anh dong)) cua nhung ((cong san) OR (cong thanh)) phan dau.
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - ((anh tang) or (anh dong)) cua nhung ((cong san) or (cong thanh)) phan dau*.