Perhaps you should try some spelling variations:
natural topology » natural theology, neural topology, natural phonology
1.2 early » 12 early, 1722 early, 1702 early
22 early » 12 early, 1722 early
23 early » 2.3 early, 3 early, 13 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: %natural topology %((((((((22 early) OR (1.2 early))) OR (17((22 early) OR (1.2 early))))) OR (23 early))) OR (20 early)) works to 1800%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%natural topology %((((((((22 early) OR (1.2 early))) or (17((22 early) OR (1.2 early))))) or (23 early))) or (20 early)) works to 1800%22".
• Adding a wildcard symbol may retrieve word variants: %natural topology %((((((((22 early) OR (1.2 early))) or (17((22 early) OR (1.2 early))))) or (23 early))) or (20 early)) works to 1800%22*.