Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
doc chieu » doc hieu, doi chieu, toc thieu
tung tuan » trung tuan, hung tuan, quang tuan
cong san » cong tac
san chan » san chang, dan chan, san chay
chan cau » phan cau, can cau, chinh cau

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 tuan) or (quan luan)) nhung cong san chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc chieu sach - thanh ((tung tuan) OR (quan luan)) nhung cong san chan cau.
• Adding a wildcard symbol may retrieve word variants: doc chieu sach - thanh ((tung tuan) or (quan luan)) nhung cong san chan cau*.