Perhaps you should try some spelling variations:
2f estate » 24 estate, 27 estate, ai estate
_ estate » _ estates, _ estimate
13 john » 1 john, 10 john, 11 john
21 john » 1 john, 11 john, 23 john
c john » 1 john, 4 john, 5 john
3 john » 1 john, 4 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%((((((2((c john) OR (3 john))) OR (((c john) OR (3 john))))) OR (21 john))) OR (13 john)) %((2f estate) OR (_ estate))%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22orlebar%((((((2((c john) OR (3 john))) or (((c john) OR (3 john))))) or (21 john))) or (13 john)) %((2f estate) or (_ estate))%22".
• Adding a wildcard symbol may retrieve word variants: %22orlebar%((((((2((c john) OR (3 john))) or (((c john) OR (3 john))))) or (21 john))) or (13 john)) %((2f estate) or (_ estate))%22*.