Perhaps you should try some spelling variations:
2017 english » 2015 english, 2 english, 1 english
21 english » 210 english, 2 english, 1 english
10 english » 1 english, 11 english, 14 english
20 texts » 20 tests, _ texts, 1 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%((21 english) OR (((2017 english) OR (10 english)))) %((((2 texts) OR (1 text))) OR (20 texts))%22.
• Adding a wildcard symbol may retrieve word variants: %22hymns%((21 english) or (((2017 english) or (10 english)))) %((((2 texts) or (1 text))) or (20 texts))%22*.