Perhaps you should try some spelling variations:
chieu tinh » lieu tinh, chau tinh, kieu tinh
hanh trung » thanh trung, hanh trang, manh trung
trung cua » truong cua, trung tuan, trung cap
dang cong » dung cong
cua dang » cua cong, cua ban
cong tac » cong ty
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: ho ((chieu tinh) OR (trieu tinh)) - hanh trung cua dang cong tac ((toan cau) OR (toan ban))~.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu tinh) or (trieu tinh)) - hanh trung cua dang cong tac ((toan cau) or (toan ban))*.