Perhaps you should try some spelling variations:
2c english » 2 english, c english, 21 english
2f england » 2 england, 23 england, af england
2.3 london » 2023 london, 2013 london, 2003 london
2.6 london » 2016 london, 2006 london, 2 london
1720 early » 1727 early, 1820 early, 1770 early
f london » 2 london, 1 london, 5 london
21 early » 2.1 early, 1 early, 11 early

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: %22almanacs%2c english %2f england %((((2.3 london) OR (2.6 london))) OR (f london)) %((21 early) OR (1720 early)) works to 1800%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22almanacs%2c english %2f england %((((2.3 london) OR (2.6 london))) or (f london)) %((21 early) or (1720 early)) works to 1800%22".
• Adding a wildcard symbol may retrieve word variants: %22almanacs%2c english %2f england %((((2.3 london) OR (2.6 london))) or (f london)) %((21 early) or (1720 early)) works to 1800%22*.