Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
truong cua » truong ca, truong quan, truong cao
thong cong » trong cong, tong cong, thong thong
tran tuan » tran xuan, tran quang, tran thanh
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: hoc ((thien thanh) or (tieng anh)) - thanh ((truong cua) or (tran tuan)) thong cong dan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien thanh) OR (tieng anh)) - thanh ((truong cua) OR (tran tuan)) thong cong dan than cap.
• Adding a wildcard symbol may retrieve word variants: hoc ((thien thanh) or (tieng anh)) - thanh ((truong cua) or (tran tuan)) thong cong dan than cap*.