Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
doi chieu » doc hieu, doi chi, ho chieu
cua hang » cua nhung, cua cong, cua ban
cua dang » cua cong, cua ban
cong cac » cuong cac, cong tac, cong cau
cac nhan » ca nhan, cac nha, cam nhan
nhan cau » nhanh cau, phan cau, nhan sau

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 chinh ((cua hang) or (cua dang)) cong cac nhan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh chinh ((cua hang) OR (cua dang)) cong cac nhan cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hanh chinh ((cua hang) or (cua dang)) cong cac nhan cau*.