Following a discussion of Gentillic nouns I was able to generate a query with non-zero results.
Here is another (Logos 7.3):

Again, hit or miss. But here are reproducible results for non-Gentillic nouns (Logos 7.3):

To build the RHS query:
- select Noun
- select Common and Proper Name
To build the LHS query:
- select Noun
- select Gentillic Noun
- generate the query i.e. <WestMorph ~ ng-??+S???E?>
- select Common and Proper Name
- de-select Gentillic Noun