Perhaps you should try some spelling variations:
27 estate » 7 estate, 1627 estate
21 john » 1 john, 11 john
15 john » 1 john, 10 john, 11 john
23 john » 13 john
20 john » 10 john, 24 john, 2008 john
22 john » 2 john, 12 john
5 john » 1 john
4 john » 1 john
3 john » 1 john

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: %22orlebar%((((((((((23 john) OR (23 john))) OR (3 john))) OR (20 john))) OR (((((21 john) OR (22 john))) OR (((((25 john) OR (15 john))) OR (5 john))))))) OR (4 john)) %27 estate%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22orlebar%((((((((((23 john) or (23 john))) or (3 john))) or (20 john))) or (((((21 john) or (22 john))) or (((((25 john) OR (15 john))) or (5 john))))))) or (4 john)) %27 estate%22".
• Adding a wildcard symbol may retrieve word variants: %22orlebar%((((((((((23 john) or (23 john))) or (3 john))) or (20 john))) or (((((21 john) or (22 john))) or (((((25 john) OR (15 john))) or (5 john))))))) or (4 john)) %27 estate%22*.