Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
doi chieu » doc hieu, doi chi, ho chieu
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan cau » phan cau, can cau, chinh cau
ap dung » van dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - thanh tung ((ap dung) OR (xay dung)) cong dan chan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - thanh tung ((ap dung) OR (xay dung)) cong dan chan cau".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh tung ((ap dung) OR (xay dung)) cong dan chan cau*.