Perhaps you should try some spelling variations:
27 estate » 7 estate, 1627 estate
21 john » 11 john
15 john » 10 john, 11 john, 12 john
22 john » 2 john, 12 john
2c john » 20 john, 26 john, 28 john
24 john » 14 john, 20 john, 94 john
23 john » 3 john, 13 john
27 john » 279 john, 7 john, 17 john
c john » 3 john
5 john » 3 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%((((((((((((2c john) OR (27 john))) OR (23 john))) OR (c john))) OR (24 john))) OR (((((((21 john) OR (1 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%((((((((((((2c john) OR (27 john))) or (23 john))) or (c john))) or (24 john))) or (((((((21 john) or (1 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%((((((((((((2c john) OR (27 john))) or (23 john))) or (c john))) or (24 john))) or (((((((21 john) or (1 john))) or (22 john))) or (((((25 john) or (15 john))) or (5 john))))))) or (4 john)) %27 estate%22*.