Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
trung cap » truong cao, trung tam
dang cong » dung cong
cap dang » cao dang, cac dang, cap bang
cong dan » cong san, cong tan, huong dan
toan ban » van ban

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 cap dang cong dan ((((toan ban) or (toan tap))) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - thanh trung cap dang cong dan ((((toan ban) OR (toan tap))) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - thanh trung cap dang cong dan ((((toan ban) or (toan tap))) or (toan cao))*.