Perhaps you should try some spelling variations:
2f fiction » 2 fiction, 3 fiction, 14 fiction
2f early » 20 early, 21 early, ef early
22 early » 12 early, 1722 early, 1.2 early
10 early » 1800 early, 1820 early, 1770 early
f early » ef early, sf early, 5 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: %22ethiopia %((2f fiction) OR (f fiction)) %((((((2f early) OR (f early))) OR (((22 early) OR (2 early))))) OR (10 early)) works to 1800%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%22ethiopia %((2f fiction) or (f fiction)) %((((((2f early) OR (f early))) or (((22 early) or (2 early))))) or (10 early)) works to 1800%22".
• Adding a wildcard symbol may retrieve word variants: %22ethiopia %((2f fiction) or (f fiction)) %((((((2f early) OR (f early))) or (((22 early) or (2 early))))) or (10 early)) works to 1800%22*.