Perhaps you should try some spelling variations:
thanh trung » thanh tung
thien anh » thien danh, tien anh, thien thanh
tien manh » tien anh, tien thanh, tieng anh
trung cua » truong cua, trung tuan, trung cap
cua trong » cua truong, cua trung, qua trong
cong ban » cong bang, cong san, cong tan
ban than » ban thanh, van thanh, ban hang
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 anh) or (tien manh)) - thanh trung cua trong cong ban than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien anh) OR (tien manh)) - thanh trung cua trong cong ban than cap.
• Adding a wildcard symbol may retrieve word variants: hoc ((thien anh) or (tien manh)) - thanh trung cua trong cong ban than cap*.