Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
thanh chau » thanh cha, thanh cham, thanh chu
tieu xanh » tieu danh, chieu xanh, dieu hanh
trinh cua » tinh cua, trinh luat, trinh quan
cua nhung » va nhung
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan cau » 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 xanh - hanh trinh cua nhung ((cong dan) OR (cong san)) ((thanh chau) OR (toan cau))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - hanh trinh cua nhung ((cong dan) OR (cong san)) ((thanh chau) or (toan cau))~".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh trinh cua nhung ((cong dan) OR (cong san)) ((thanh chau) or (toan cau))*.