Perhaps you should try some spelling variations:
2f estate » 24 estate, 27 estate, ai estate
_ estate » _ estimate
2c john » c john, 23 john, 25 john
21 john » 11 john, 23 john, 25 john
22 john » 12 john, 23 john
2 john » 3 john, 4 john, 5 john

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: %22orlebar%((((((2c john) OR (21 john))) OR (1 john))) OR (((22 john) OR (2 john)))) %((2f estate) OR (((_ estate) OR (_ estates))))%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22orlebar%((((((2c john) or (21 john))) or (1 john))) or (((22 john) or (2 john)))) %((2f estate) or (((_ estate) OR (_ estates))))%22".
• Adding a wildcard symbol may retrieve word variants: %22orlebar%((((((2c john) or (21 john))) or (1 john))) or (((22 john) or (2 john)))) %((2f estate) or (((_ estate) OR (_ estates))))%22*.