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

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