Perhaps you should try some spelling variations:
2c english » 2 english, c english, 20 english
21 english » 210 english, 2 english, 1 english
20 texts » _ texts, ii texts, i texts
20 tests » 10 tests, 20 test, 20 teeth
1 texts » _ texts, 1 text, i texts
2 texts » _ texts, 2 text, 2 texte

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: %22hymns%((2c english) OR (21 english)) %((1 texts) OR (((((20 texts) OR (20 tests))) OR (2 texts))))%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22hymns%((2c english) OR (21 english)) %((1 texts) or (((((20 texts) or (20 tests))) or (2 texts))))%22".
• Adding a wildcard symbol may retrieve word variants: %22hymns%((2c english) OR (21 english)) %((1 texts) or (((((20 texts) or (20 tests))) or (2 texts))))%22*.