Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
doanh quan » doanh quang, doanh luan, doan quan
doanh qua » doanh cua, danh qua, doanh quang
thanh lap » thanh san, phan lap, thanh hai
cong tac » cong ty
cong cac » cuong cac, cong cau, trong cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sach - canh ((doanh qua) OR (doanh quan)) dung ((cong tac) or (cong cac)) thanh lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - canh ((doanh qua) OR (doanh quan)) dung ((cong tac) OR (cong cac)) thanh lap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - canh ((doanh qua) OR (doanh quan)) dung ((cong tac) or (cong cac)) thanh lap".
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - canh ((doanh qua) OR (doanh quan)) dung ((cong tac) or (cong cac)) thanh lap*.