Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
hanh ban » thanh ban, hang ban, hanh san
cong dan » cong san, cong tan, huong dan
toan cau » toan cao, toan tap, toan tai
ban cua » ban quan

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

• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - hanh ban cua nhung cong dan ((toan cau) OR (((toan ban) OR (van ban))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - hanh ban cua nhung cong dan ((toan cau) or (((toan ban) OR (van ban))))~".
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - hanh ban cua nhung cong dan ((toan cau) or (((toan ban) OR (van ban))))*.