Perhaps you should try some spelling variations:
21 bishop » 128 bishop, _ bishop, a bishop
2c bishop » c bishop, r.c bishop, 128 bishop
11 bishop » 1715 bishop, 1761 bishop, 128 bishop
15 saint » 18 saint, 5 saint, 10 saint
21 saint » 25 saint, 2013 saint, 2015 saint
2 saint » 2 saints, 5 saint, 2 salient

Try widening your search to All Fields.

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

• If you are trying to use Boolean operators, they must be ALL CAPS: %22polycarp %((((15 saint) OR (1 saint))) OR (((21 saint) OR (2 saint))))%((((2c bishop) OR (21 bishop))) OR (11 bishop)) of smyrna%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22polycarp %((((15 saint) or (1 saint))) or (((21 saint) or (2 saint))))%((((2c bishop) OR (21 bishop))) or (11 bishop)) of smyrna%22".
• Adding a wildcard symbol may retrieve word variants: %22polycarp %((((15 saint) or (1 saint))) or (((21 saint) or (2 saint))))%((((2c bishop) OR (21 bishop))) or (11 bishop)) of smyrna%22*.