Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
chieu sach » chinh sach, chiet tach, chieu sang
khong cong » thong cong, khong cang, khong con
chong cong » cong cong, thong cong, cuong cong
doanh cua » doanh luan
ho chieu » theo chieu, hoc thieu, doi chieu
dan toan » van toan, dan than, manh toan
toan ban » van ban

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 - doanh doanh cua ((khong cong) or (chong cong)) dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - doanh doanh cua ((khong cong) OR (chong cong)) dan toan ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - doanh doanh cua ((khong cong) or (chong cong)) dan toan ban*.