Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh toan » thanh hoa, thanh san, tinh toan
trong hach » trong mach, trong cach, trong hanh
hoc chieu » hoc thieu, ho chieu, hoc hien
toan ban » van ban
ban dung » van dung, dan dung, tan dung
toan cau » toan tap, toan tai
toan cao » toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sach - thanh toan ban dung trong hach ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - thanh toan ban dung trong hach ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - thanh toan ban dung trong hach ((toan cau) or (toan cao))*.