Perhaps you should try some spelling variations:
2f accounting » 2 accounting, 20 accounting, 27 accounting
6 accounting » _ accounting, 4 accounting, 1 accounting
21 public » 2 public, 1 public, 11 public
20 early » 10 early, 1820 early, 1720 early
22 early » 2 early, 12 early, 1722 early
23 green » 3 green, 13 green
2f early » 21 early, ef early, f early
2f great » 2 great, 21 great, 23 great

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: %22finance%21 public %((2f accounting) OR (6 accounting)) %11 law AND legislation %((2f great) OR (23 green)) britain %((((2f early) OR (22 early))) OR (20 early)) works to 1800%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22finance%21 public %((2f accounting) or (6 accounting)) %11 law and legislation %((2f great) or (23 green)) britain %((((2f early) OR (22 early))) or (20 early)) works to 1800%22".
• Adding a wildcard symbol may retrieve word variants: %22finance%21 public %((2f accounting) or (6 accounting)) %11 law and legislation %((2f great) or (23 green)) britain %((((2f early) OR (22 early))) or (20 early)) works to 1800%22*.