Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
lang cong » dang cong, bang cong, hang cong
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
hanh han » hanh nhan, hanh phan, hanh san
tac than » tac thanh, tac nhan, bac thanh
tam than » ban than
han va » hang va, hanh va, nhan va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - hanh han va ((lang cong) or (dung cong)) ((tac than) or (tam than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh han va ((lang cong) OR (dung cong)) ((tac than) OR (tam than)) cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh han va ((lang cong) or (dung cong)) ((tac than) or (tam than)) cau*.