Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chua xang » chua nang, chuc nang, chu bang
thuc nang » chuc nang, thuc trang, thich nang
cua nhung » va nhung
dung cua » dung luan, dung cho
dan toan » dan than, manh toan, xuan toan
van toan » van tuan, van tan, van thanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chua xang) or (thuc nang)) - sach dung cua nhung cong ((dan toan) or (van toan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chua xang) OR (thuc nang)) - sach dung cua nhung cong ((dan toan) OR (van toan)) cao.
• Adding a wildcard symbol may retrieve word variants: theo ((chua xang) or (thuc nang)) - sach dung cua nhung cong ((dan toan) or (van toan)) cao*.