Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tran » thanh trang, thanh tra, thanh tuan
thanh toan » thanh hoa, thanh san
doi chieu » doc hieu, doi chi, ho chieu
van nhung » van nhuong, va nhung, van hung
nhung son » nhung don, nhung con, nhung mon
tran van » luan van

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 - thanh tran van nhung son ((thanh toan) or (tinh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh tran van nhung son ((thanh toan) OR (tinh toan)) cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh tran van nhung son ((thanh toan) or (tinh toan)) cau*.