Perhaps you should try some spelling variations:
philanthropism » philanthropinism, philanthropismus, philanthropists
philanthropist » philanthropists, philanthropic, philanthropos
philanthropy » philanthropic
philanthrophist » philanthropists, philantropist, philanthropic

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: (( (philanthropism OR philanthropist) OR philanthropy ) OR philanthrophist ).
• Adding a wildcard symbol may retrieve word variants: (( (philanthropism or philanthropist) or philanthropy ) or philanthrophist )*.