Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh toan » thanh hoa, tinh toan
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
ban tran » ban trang, tan tran, ban than
tran vat » tran van, tran viet, tran nhat
vat dung » van dung, va dung, viet dung

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 - ban tran vat dung cong ((thanh toan) or (thanh san)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - ban tran vat dung cong ((thanh toan) OR (thanh san)) cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ban tran vat dung cong ((thanh toan) or (thanh san)) cao*.