Perhaps you should try some spelling variations:
quan duong » tuan duong, quan dong, qua duong
chua nang » chuc nang, chua xang, kha nang
hanh dung » thanh dung, anh dung, hanh dong
quan dung » quang dung, qua dung, quan dong
cha chua » chay chua, ca chua, chi chua
toan cau » toan cao, toan ban, toan tap
cong ta » cong tac, cong tan, cong tai
ta toan » tap toan, tam toan, va toan

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

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