Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
chao chu » cho chu, cua chu, cao cho
chu xanh » chu manh, chieu xanh, chua xang
trinh va » trinh van, trinh vat, trinh ve
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban
va dung » van dung, va duong, vat dung

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: chao chu xanh - hanh trinh va dung ((cong dan) OR (cong san)) ((toan cau) OR (toan tap))~.
• Adding a wildcard symbol may retrieve word variants: chao chu xanh - hanh trinh va dung ((cong dan) or (cong san)) ((toan cau) or (toan tap))*.