Perhaps you should try some spelling variations:
2c bishop » c bishop, 21 bishop, r.c bishop
2f saint » _ saint, a saint, et saint
25 saint » 15 saint, 2015 saint, 25 saving
21 saint » 2013 saint, 2015 saint, 2021 saint
5 saint » 5 saints, 5 salient, 5 saving
2 saint » 2 saints, 2 salient, 2 saving

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 %((((((((2f saint) OR (de saint))) OR (((5 saint) OR (25 saint))))) OR (((2 saint) OR (1 saint))))) OR (21 saint))%2c bishop of smyrna%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22polycarp %((((((((2f saint) OR (de saint))) or (((5 saint) or (25 saint))))) or (((2 saint) or (1 saint))))) or (21 saint))%2c bishop of smyrna%22".
• Adding a wildcard symbol may retrieve word variants: %22polycarp %((((((((2f saint) OR (de saint))) or (((5 saint) or (25 saint))))) or (((2 saint) or (1 saint))))) or (21 saint))%2c bishop of smyrna%22*.