Perhaps you should try some spelling variations:
doanh thanh » danh thanh, doanh nhan, dinh thanh
chieu sach » chinh sach, chieu sang, chieu xanh
doanh phan » doanh nhan, doan phan, doanh luan
dung dong » dung cong, vung dong, dung trong
mang cua » manh cua, dung cua, ban cua
cua dung » cua dang, cua dong, qua dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu sach) OR (chiet tach)) - cach mang cua dung dong ((doanh phan) or (doanh thanh)) tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chiet tach)) - cach mang cua dung dong ((doanh phan) OR (doanh thanh)) tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) OR (chiet tach)) - cach mang cua dung dong ((doanh phan) or (doanh thanh)) tu".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) OR (chiet tach)) - cach mang cua dung dong ((doanh phan) or (doanh thanh)) tu*.