Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
doi chieu » doc hieu, doi chi, ho chieu
cong doan » cong dan, cong hoan, dong doanh
doan phan » doanh phan, toan phan, dan phan
cua dung » cua dong, qua dung, cua nhung
cua rung » cua trung, cua rang, cua truong
cua dang » cua cong, cua ban
phan tap » phan lap, han tap, pha tap

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 - cach mang ((((cua dung) OR (cua rung))) or (cua dang)) cong doan phan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - cach mang ((((cua dung) OR (cua rung))) OR (cua dang)) cong doan phan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - cach mang ((((cua dung) OR (cua rung))) or (cua dang)) cong doan phan tap".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - cach mang ((((cua dung) OR (cua rung))) or (cua dang)) cong doan phan tap*.