Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trang » thanh trung, hanh trinh, minh trang
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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 trang) or (hanh chinh))) or (canh tranh)) cua dung cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - ((((hanh trang) OR (hanh chinh))) OR (canh tranh)) cua dung cong dan than cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ((((hanh trang) or (hanh chinh))) or (canh tranh)) cua dung cong dan than cau*.