Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
trinh cua » tinh cua, trinh luat, trinh quan
cua nhung » va nhung
cong dan » cong san, cong tan, huong dan
tinh » dinh, minh, kinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((trieu tinh) or (chieu sach)) - hanh trinh cua nhung cong dan ((toan ban) OR (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((trieu tinh) OR (chieu sach)) - hanh trinh cua nhung cong dan ((toan ban) OR (van ban))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((trieu tinh) or (chieu sach)) - hanh trinh cua nhung cong dan ((toan ban) OR (van ban))*".