Perhaps you should try some spelling variations:
chua nang » chuc nang, chua xang, kha nang
tran tuan » tran xuan, tran quang, tran thanh
dung cong » dung trong
cong dan » cong san, cong tan, huong dan
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban
ho chua » ho chung

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho chua nang - hanh ((trung tam) or (tran tuan)) dung cong dan ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chua nang - hanh ((trung tam) OR (tran tuan)) dung cong dan ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ho chua nang - hanh ((trung tam) or (tran tuan)) dung cong dan ((toan cau) or (toan tap))*.