Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh thong » anh thong, hang thong, hinh thong
hanh trong » hanh trang, anh trong, hinh trong
cong thanh » dong thanh, cong trinh, cong tan
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
vat dung » van dung, va dung, viet dung
san tap » han tap, man tap, san tay

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 thong) or (hanh trong)) vat dung cong thanh san tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - ((hanh thong) OR (hanh trong)) vat dung cong thanh san tap.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ((hanh thong) or (hanh trong)) vat dung cong thanh san tap*.