Perhaps you should try some spelling variations:
hieu quang » thieu quang, hieu quan, hieu qua
doanh luan » doanh nhan
nhung cong » dung cong, thong cong, hang cong
danh thanh » dinh thanh, dang thanh, nhanh thanh
doan phan » doanh phan, toan phan, dan phan
hoi hieu » hoi phieu, hoi tieu, moi hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoi hieu quang - canh ((doanh cua) OR (doanh luan)) nhung cong ((doan phan) or (danh thanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoi hieu quang - canh ((doanh cua) OR (doanh luan)) nhung cong ((doan phan) OR (danh thanh)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoi hieu quang - canh ((doanh cua) OR (doanh luan)) nhung cong ((doan phan) or (danh thanh)) cau".
• Adding a wildcard symbol may retrieve word variants: hoi hieu quang - canh ((doanh cua) OR (doanh luan)) nhung cong ((doan phan) or (danh thanh)) cau*.