Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
hanh dung » thanh dung, anh dung, hanh dong
trong dan » trong dang, trong san, trong tan
ho chieu » theo chieu, hoc thieu, doi chieu
cua dung » cua dang, cua dong, qua dung
phan cau » phan dau, phan cac, phan lap

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 - ((hanh dung) or (thanh tung)) cua dung trong dan ((phan cau) or (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - ((hanh dung) OR (thanh tung)) cua dung trong dan ((phan cau) OR (phan tu)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ((hanh dung) or (thanh tung)) cua dung trong dan ((phan cau) or (phan tu))*.