Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh, hanh chinh
trinh cua » tinh cua, trinh luat, trinh quan
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
phan cau » phan dau, phan cac, phan tu
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sach - hanh trinh cua dung ((cong dan) OR (cong tan)) ((phan cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - hanh trinh cua dung ((cong dan) OR (cong tan)) ((phan cau) OR (than cap))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - hanh trinh cua dung ((cong dan) OR (cong tan)) ((phan cau) or (than cap))*".