Perhaps you should try some spelling variations:
"meta philosophical pessimism" » "meta philosophical presentism", "meta philosophical scepticism", "meta philosophical skepticism", "a metaphilosophical pessimism", "a philosophical pessimism", "e philosophical pessimism"
"acta philosophical feminism" » "acta philosophical humanism", "acta philosophical darwinism", "acta philosophical egoism", "a philosophical feminism", "all philosophical feminism", "also philosophical feminism"
"art philosophical feminism" » "art philosophical humanism", "art philosophical darwinism", "art philosophical egoism", "east philosophical feminism", "last philosophical feminism", "a philosophical feminism"

You may be able to get more results by adjusting your search query.

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