Perhaps you should try some spelling variations:
2f sermons » 2 sermons, 21 sermons, 24 sermons
25 matthew » 15 matthew, 22 matthew, dr matthew
2f matthew » 22 matthew, dr matthew, 15 matthew
2 matthew » 22 matthew, 42 matthew, 6 matthew
11 early » 1 early, 1791 early, 5 early
21 early » 2.1 early, 1 early, 1.1 early
20 51 » 290 51, 20 21, 24 51
2c 51 » 24 51, 21 51, 23 51
c 51 » c 1, c 5, _ 51

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: %22bible %2f n.t %((2f matthew) OR (((2 matthew) OR (((25 matthew) OR (_ matthew)))))) xxviii%((((2c 51) OR (20 51))) OR (c 51)) %2f sermons %((21 early) OR (11 early)) works to 1800%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22bible %2f n.t %((2f matthew) or (((2 matthew) or (((25 matthew) OR (_ matthew)))))) xxviii%((((2c 51) or (20 51))) or (c 51)) %2f sermons %((21 early) or (11 early)) works to 1800%22".
• Adding a wildcard symbol may retrieve word variants: %22bible %2f n.t %((2f matthew) or (((2 matthew) or (((25 matthew) OR (_ matthew)))))) xxviii%((((2c 51) or (20 51))) or (c 51)) %2f sermons %((21 early) or (11 early)) works to 1800%22*.