Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
dung doanh » dung dan, dung dong
nhung cong » dung cong, thong cong, hang cong
van doanh » toan doanh, van dong, van thanh
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
san toan » van toan, manh toan, xuan toan
dan toan » van toan, dan than, manh toan

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