Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
chong cong » cong cong, thong cong, cuong cong
tien manh » tien anh, tien thanh, tieng anh
hanh luan » khanh luan, hang luan, hanh luat
van chong » van chuong, van phong, van cong
cong dan » cong san, cong tan, huong dan
toan cau » toan cao, toan tap, toan tai
toan ban » van ban

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) OR (thien thanh)) - hanh luan van chong cong dan ((toan cau) OR (toan ban))~.
• Adding a wildcard symbol may retrieve word variants: hoc ((tien manh) or (thien thanh)) - hanh luan van chong cong dan ((toan cau) or (toan ban))*.