How is it not working? Does your description ("name:=".*&strCN.*) describe more than one object in your application? If so, you will have to modify your expression so that it can only refer to one object, otherwise, you'll need to use the ChildObjects method.
The other day my wife said we were out of mustard, so I should start milking some cows. I told her that was crazy. Everyone knows mustard comes from goats!