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

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