Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chinh sach, chiet tach, chieu sang
chinh chau » chinh cau, chinh cho, chinh phu
doi chieu » doc hieu, doi chi, ho chieu
trung cap » truong cao, trung tam
cap khong » cat khong, chap phong, va khong
cong dan » cong san, cong tan, cong dong

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - thanh trung cap khong ((cong dan) or (huong dan)) ((chinh chau) or (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh trung cap khong ((cong dan) OR (huong dan)) ((chinh chau) OR (phan tu)).
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh trung cap khong ((cong dan) or (huong dan)) ((chinh chau) or (phan tu))*.