Perhaps you should try some spelling variations:
philosophical pessimism » philosophical presentism, philosophical scepticism, philosophical skepticism
philosophical feminism » philosophical humanism, philosophical darwinism, philosophical egoism
acta philosophical » meta philosophical, a philosophical, both philosophical
art philosophical » care philosophical, east philosophical, last philosophical

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: (((( acta philosophical feminism ) OR ( acta philosophical pessimism ))) OR ( art philosophical feminism )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( acta philosophical feminism ) OR ( acta philosophical pessimism ))) or ( art philosophical feminism ))".
• Adding a wildcard symbol may retrieve word variants: (((( acta philosophical feminism ) OR ( acta philosophical pessimism ))) or ( art philosophical feminism ))*.