Perhaps you should try some spelling variations:
thanh trung » thanh tung
thanh duong » thanh huong, thanh cuong, thanh vuong
thanh dung » thanh tung, thanh hung, thanh dong
tien manh » tien anh, tien thanh, tieng anh
hanh dung » anh dung, hanh dong, manh dung
hoc tien » hoc tieng, hoc hien, hoc vien
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc tien manh - thanh trung ((((thanh dung) OR (hanh dung))) OR (thanh duong)) cong dan phan tu~.
• Adding a wildcard symbol may retrieve word variants: hoc tien manh - thanh trung ((((thanh dung) or (hanh dung))) or (thanh duong)) cong dan phan tu*.