Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
doi chieu » doc hieu, doi chi, ho chieu
hanh mang » nhanh mang, hanh trang, nhanh lang
cua thong » cua thuong, cua khong, cua tong
mang cua » manh cua, dung cua, ban cua
cong dan » cong san, cong tan, cong tac
than ban » thanh ban, toan ban, than man

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 - hanh mang cua thong ((((cong dan) or (cong dong))) or (huong dan)) than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh mang cua thong ((((cong dan) OR (cong dong))) OR (huong dan)) than ban.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hanh mang cua thong ((((cong dan) or (cong dong))) or (huong dan)) than ban*.