Perhaps you should try some spelling variations:
2c bishop » c bishop, 21 bishop, r.c bishop
2f saint » 2 saint, 21 saint, _ saint
25 saint » 5 saint, 2015 saint, 25 saving
15 saint » 10 saint, 14 saint, 16 saint
1 saint » _ saint, a 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 %((((2f saint) OR (((25 saint) OR (15 saint))))) OR (1 saint))%2c bishop of smyrna%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22polycarp %((((2f saint) or (((25 saint) OR (15 saint))))) or (1 saint))%2c bishop of smyrna%22".
• Adding a wildcard symbol may retrieve word variants: %22polycarp %((((2f saint) or (((25 saint) OR (15 saint))))) or (1 saint))%2c bishop of smyrna%22*.