Perhaps you should try some spelling variations:
thien chinh » tien thinh, thien chien, thi chinh
trung tuan » trung thanh, trung tam, tran tuan
trung cap » truong cao, trung tam
hang cong » dang cong, hang nong, bang cong
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan cap » khan cap, than cap, cao cap

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

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