Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
truong va » truong dai, truong cao, truong dao
dung cong » dung trong
trung va » trang va, trung ha, trung tam
cong dan » cong san, cong tan, huong dan
than cau » toan cau, phan cau, thanh chau
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 - thanh ((trung va) or (truong va)) dung cong dan ((than cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - thanh ((trung va) OR (truong va)) dung cong dan ((than cau) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - thanh ((trung va) or (truong va)) dung cong dan ((than cau) or (than cap))*.