Perhaps you should try some spelling variations:
matthew xxviii » matthew xiii, matthew xxv, matthew vii
matthew xxii » matthew xxv, matthew xvi
2.1 early » 1.1 early, 11 early
2c 51 » 24 51, c 51, 21 51
20 51 » 24 51, 20 5, 50 51
20 21 » 20 22, 20 23

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 xxviii) OR (matthew xxii))%((2c 51) OR (((20 51) OR (20 21)))) %2 sermons %2.1 early works to 1800%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22bible %2f n.t %2f ((matthew xxviii) or (matthew xxii))%((2c 51) or (((20 51) OR (20 21)))) %2 sermons %2.1 early works to 1800%22".
• Adding a wildcard symbol may retrieve word variants: %22bible %2f n.t %2f ((matthew xxviii) or (matthew xxii))%((2c 51) or (((20 51) OR (20 21)))) %2 sermons %2.1 early works to 1800%22*.