Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh dang » hanh dong, hanh dung, hanh mang
van nhung » van nhuong, va nhung, van hung
thao tin » thai tinh, thao kinh, thao tung
anh dang » anh dong, anh dung, anh bang
cong tan » cong tac, cong san, cong thanh
tran cau » tran chau, toan cau, ran cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: thao tin dung - ((hanh dang) or (anh dang)) van nhung cong tan tran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thao tin dung - ((hanh dang) OR (anh dang)) van nhung cong tan tran cau.
• Adding a wildcard symbol may retrieve word variants: thao tin dung - ((hanh dang) or (anh dang)) van nhung cong tan tran cau*.