Perhaps you should try some spelling variations:
"a metaphilosophical pessimism" » "a philosophical pessimism", "a metaphilosophical issues", "a biophilosophical pessimism"
"meta philosophical skepticism" » "meta philosophical scepticism", "meta philosophy skepticism", "meta philosophical sketch", "both philosophical skepticism", "medical philosophical skepticism", "certain philosophical skepticism", "met_ philosophical skepticism"
"all philosophical humanism" » "all philosophical posthumanism", "all philosophical idealism", "all philosophical realism", "vol philosophical humanism", "care philosophical humanism", "_ philosophical humanism"
"a philosophical feminism" » "a philosophical darwinism", "a philosophical pessimism", "a philosophical egoism", "_ philosophical feminism"

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: (((("all philosophical humanism") OR ((("meta philosophical skepticism") OR ("a metaphilosophical pessimism"))))) OR ("a philosophical feminism")).
• Removing quotes may allow a broader search: (((( all philosophical humanism ) or ((( meta philosophical skepticism ) or ( a metaphilosophical pessimism ))))) or ( a philosophical feminism )).
• Adding a wildcard symbol may retrieve word variants: (((("all philosophical humanism") or ((("meta philosophical skepticism") or ("a metaphilosophical pessimism"))))) or ("a philosophical feminism"))*.