Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
thanh tung » thanh cong
cua trong » cua truong, cua trung, qua trong
tien anh » tien manh, dien anh, tien thanh
tung cua » trung cua, tuong cua, dung cua
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
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 (((tien anh) OR (tieng anh)))) - thanh tung cua trong cong tac than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien thanh) OR (((tien anh) OR (tieng anh)))) - thanh tung cua trong cong tac than cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thien thanh) or (((tien anh) OR (tieng anh)))) - thanh tung cua trong cong tac than cap".
• Adding a wildcard symbol may retrieve word variants: hoc ((thien thanh) or (((tien anh) OR (tieng anh)))) - thanh tung cua trong cong tac than cap*.