Perhaps you should try some spelling variations:
sermons preached » sermon preached, sermon preach'd
march 1703 » march 1701, march 1702, march 1704
a sermons » a sermon, 2 sermons, 1 sermons
2c david » 2 david, c david, 22 david
21 david » 1 david, 11 david
2f d » 2 d, 21 d, 24 d
23 d » 3 d, 23 _, 2 d

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: %22williamson%((2c david) OR (21 david)) %((((2f d) OR (f d))) OR (23 d)). 1706 %a sermons preached in edinburgh at the opening of the general assembly of this national church of scotland%2 upon the 10th day of march 1703%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22williamson%((2c david) OR (21 david)) %((((2f d) or (f d))) or (23 d)). 1706 %a sermons preached in edinburgh at the opening of the general assembly of this national church of scotland%2 upon the 10th day of march 1703%22".
• Adding a wildcard symbol may retrieve word variants: %22williamson%((2c david) OR (21 david)) %((((2f d) or (f d))) or (23 d)). 1706 %a sermons preached in edinburgh at the opening of the general assembly of this national church of scotland%2 upon the 10th day of march 1703%22*.