Perhaps you should try some spelling variations:
21 english » 210 english, 2 english, 11 english
2f england » 2 england, 23 england, 2.1 england
af england » auf england, off england, 3 england
1 english » 2 english
f london » 1 london, 3 london, 5 london
2f early » 20 early, 21 early, ef 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%((21 english) OR (1 english)) %((2f england) OR (af england)) %((2 london) OR (f london)) %2f early works to 1800%22.
• Adding a wildcard symbol may retrieve word variants: %22almanacs%((21 english) or (1 english)) %((2f england) or (af england)) %((2 london) or (f london)) %2f early works to 1800%22*.