Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
cac phuong » cac truong
tieu danh » dieu danh, tiep danh, thien danh
tranh cac » trinh cac, thanh cac, tranh cai
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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 danh - hanh tranh cac phuong ((cong dan) OR (cong tan)) ((toan cau) OR (toan cao))~.
• Adding a wildcard symbol may retrieve word variants: theo tieu danh - hanh tranh cac phuong ((cong dan) or (cong tan)) ((toan cau) or (toan cao))*.