Perhaps you should try some spelling variations:
af england » auf england, off england, 3 england
2.3 london » 2.6 london, 2023 london, 2013 london
1720 early » 1727 early, 1820 early, 1770 early
f london » a london, 2 london, 1 london
2f early » 21 early, 22 early, f early
20 early » 10 early, 1820 early

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%2 english %af england %((2.3 london) OR (f london)) %((2f early) OR (((20 early) OR (1720 early)))) works to 1800%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22almanacs%2 english %af england %((2.3 london) or (f london)) %((2f early) or (((20 early) OR (1720 early)))) works to 1800%22".
• Adding a wildcard symbol may retrieve word variants: %22almanacs%2 english %af england %((2.3 london) or (f london)) %((2f early) or (((20 early) OR (1720 early)))) works to 1800%22*.