Perhaps you should try some spelling variations:
philanthropists » philanthropic, philanthropos
philanthropism » philanthropist, philanthropinism, philanthrophist
philanthropismus » philanthropistus, philanthropinismus, philanthrophistus, philanthropicus, philanthropisches, philanthropist

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 (philanthropism OR philanthropismus) ).
• The words AND, OR and NOT may confuse the search; try adding quotes: "( philanthropists or (philanthropism OR philanthropismus) )".
• Adding a wildcard symbol may retrieve word variants: ( philanthropists or (philanthropism OR philanthropismus) )*.