Perhaps you should try some spelling variations:
2015 saint » 2015 joint
2013 saint » 2013 joint
2c bishop » c bishop, 21 bishop, r.c bishop
25 saint » 5 saint, 15 saint, 25 saving
21 saint » 2 saint, 2021 saint, 2016 saint

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 %((((((25 saint) OR (((2015 saint) OR (2015 san))))) OR (1 saint))) OR (((21 saint) OR (2013 saint))))%2c bishop of smyrna%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22polycarp %((((((25 saint) or (((2015 saint) OR (2015 san))))) or (1 saint))) or (((21 saint) or (2013 saint))))%2c bishop of smyrna%22".
• Adding a wildcard symbol may retrieve word variants: %22polycarp %((((((25 saint) or (((2015 saint) OR (2015 san))))) or (1 saint))) or (((21 saint) or (2013 saint))))%2c bishop of smyrna%22*.