Perhaps you should try some spelling variations:
2c english » c english, 21 english, 20 english
2f england » 2 england, 23 england, af england
2.6 london » 2.3 london, 2016 london, 2006 london
6 england » 3 england
f london » _ london, 2 london, 1 london
2f early » 24 early, 20 early, 21 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) OR (2 english)) %((2f england) OR (6 england)) %((2.6 london) OR (f london)) %2f early works to 1800%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22almanacs%((2c english) OR (2 english)) %((2f england) or (6 england)) %((2.6 london) or (f london)) %2f early works to 1800%22".
• Adding a wildcard symbol may retrieve word variants: %22almanacs%((2c english) OR (2 english)) %((2f england) or (6 england)) %((2.6 london) or (f london)) %2f early works to 1800%22*.