Perhaps you should try some spelling variations:
chiet tach » chieu sach
truong cao » truong dai
dung cong » dung trong
ho chiet » ho chieu, ho thiet, hoc thiet
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: ho chiet tach - thanh ((trung tam) or (truong cao)) dung cong dan ((than cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - thanh ((trung tam) OR (truong cao)) dung cong dan ((than cau) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - thanh ((trung tam) or (truong cao)) dung cong dan ((than cau) or (than cap))*.