Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh, hanh chinh
trinh cua » tinh cua, trinh luat, trinh quan
dung cong » dung trong
manh toan » thanh toan
ho chieu » theo chieu, hoc thieu, doi chieu
cua dung » cua dang, cua dong, qua 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 - hanh trinh cua dung cong ((((manh toan) or (anh tuan))) or (tinh toan)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh trinh cua dung cong ((((manh toan) OR (anh tuan))) OR (tinh toan)) ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh trinh cua dung cong ((((manh toan) or (anh tuan))) or (tinh toan)) ban*.