Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
canh trang » canh tranh, hanh trang, thanh trang
banh trang » hanh trang, ban trang, banh rang
trong dan » trong dang, trong san, trong tan
ho chieu » theo chieu, hoc thieu, doi chieu
vat dung » van dung, va dung, viet dung
dan van » dang van, doan van, dao van

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 - ((canh trang) OR (banh trang)) vat dung trong dan van ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - ((canh trang) OR (banh trang)) vat dung trong dan van ban".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ((canh trang) OR (banh trang)) vat dung trong dan van ban*.