Perhaps you should try some spelling variations:
10 saints » 1 saints, 10 saint, _ saints
2c bishop » c bishop, 21 bishop, r.c bishop
21 saint » 2 saint, 2013 saint, 2015 saint
25 saint » 15 saint, 2015 saint, 25 saving
5 saint » 5 saints, 2 saint, 5 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 %((((21 saint) OR (((25 saint) OR (((5 saint) OR (10 saints))))))) OR (1 saint))%2c bishop of smyrna%22.
• Adding a wildcard symbol may retrieve word variants: %22polycarp %((((21 saint) or (((25 saint) or (((5 saint) or (10 saints))))))) or (1 saint))%2c bishop of smyrna%22*.