Perhaps you should try some spelling variations:
nhung doanh » nhung danh, dung doanh, nhung don
hieu xanh » chieu xanh, hieu manh, hieu nganh
doanh cua » doanh luan
nhung cau » chung cu, nhung bai, nhu cau
doc hieu » toc thieu, hoc thieu, hoc hien
cua dang » cua cong, cua ban
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu xanh - nhung doanh cua dang ((cong trinh) or (cong san)) nhung cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu xanh - nhung doanh cua dang ((cong trinh) OR (cong san)) nhung cau.
• Adding a wildcard symbol may retrieve word variants: doc hieu xanh - nhung doanh cua dang ((cong trinh) or (cong san)) nhung cau*.