Perhaps you should try some spelling variations:
trung thanh » truong thanh
chon chinh » cho chinh, thon chinh, chinh chinh
trung tuan » trung tam, tran tuan, truong thanh
hang cong » dang cong, hang nong, bang cong
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
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: chon chinh sach - thanh ((trung tuan) or (trung thanh)) hang cong dan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chon chinh sach - thanh ((trung tuan) OR (trung thanh)) hang cong dan than cap.
• Adding a wildcard symbol may retrieve word variants: chon chinh sach - thanh ((trung tuan) or (trung thanh)) hang cong dan than cap*.