Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhung dong » nhung don, nhung cong, nhung bong
nhung dung » phuong dung, ung dung, thong dung
doi chieu » doc hieu, doi chi, mot chieu
hoang bao » hoang cao, hoang hao, hoang thao
thanh van » thanh san, thanh toan, thanh phan
bao qua » bao quan, bo qua, bao cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - hoang bao qua ((nhung dong) or (nhung dung)) thanh van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hoang bao qua ((nhung dong) OR (nhung dung)) thanh van ban.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hoang bao qua ((nhung dong) or (nhung dung)) thanh van ban*.