Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
doc chieu » doc hieu, doi chieu, toc thieu
cap hoang » cam hoang, cau hoang, van hoang
cong san » cong tac
than cap » khan cap, thanh lap, thanh cac
cap han » cap phan, cap can, cap hay

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doc chieu sach - thanh tung ((cap han) or (cap hoang)) ((huong dan) or (cong san)) than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc chieu sach - thanh tung ((cap han) OR (cap hoang)) ((huong dan) OR (cong san)) than cap.
• Adding a wildcard symbol may retrieve word variants: doc chieu sach - thanh tung ((cap han) or (cap hoang)) ((huong dan) or (cong san)) than cap*.