Perhaps you should try some spelling variations:
22natural theology » natural theology, natural topology, nature theology
natural teleology » natural theology, natural topology, natural phonology
2f early » 21 early, ef early, f early
22 early » 2 early, 12 early, 1722 early
23 early » 2.3 early, 13 early, 33 early
20 early » 10 early, 1820 early, 1720 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: %((22natural theology) OR (natural teleology)) %((((((2f early) OR (22 early))) OR (((23 early) OR (3 early))))) OR (20 early)) works to 1800%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%((22natural theology) OR (natural teleology)) %((((((2f early) or (22 early))) or (((23 early) or (3 early))))) or (20 early)) works to 1800%22".
• Adding a wildcard symbol may retrieve word variants: %((22natural theology) OR (natural teleology)) %((((((2f early) or (22 early))) or (((23 early) or (3 early))))) or (20 early)) works to 1800%22*.