Perhaps you should try some spelling variations:
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh tang » hanh trang, anh tang, hanh mang
tang luat » tang luan, nang suat, hang luan
cong danh » cuong danh, cong thanh, cong khanh
thanh ban » thanh san, thanh van, thanh bac
cong dan » cong san, cong tan, huong dan

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: theo tieu xanh - hanh tang luat thuong ((cong dan) OR (cong danh)) thanh ban~.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh tang luat thuong ((cong dan) or (cong danh)) thanh ban*.