Perhaps you should try some spelling variations:
"john simson guggenheim moral foundation" » "john simson guggenheim moral foundations", "john simson guggenheim formal foundation", "john simson guggenheim formal foundations", "john simson guggenheim michael foundation", "john simson guggenheim markus foundation", "john simson guggenheim ross foundation", "john simpson guggenheim moral foundation"
"john thomson guggenheim moral foundation" » "john thomson guggenheim moral foundations", "john thomson guggenheim formal foundation", "john thomson guggenheim formal foundations", "john thomson guggenheim michael foundation", "john thomson guggenheim markus foundation", "john thomson guggenheim ross foundation", "john thompson guggenheim moral foundation", "john thomas guggenheim moral foundation"

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"john simson guggenheim moral foundation\") OR (\"john thomson guggenheim moral foundation\"))".
• Removing quotes may allow a broader search: (( john simson guggenheim moral foundation ) OR ( john thomson guggenheim moral foundation )).
• Adding a wildcard symbol may retrieve word variants: (("john simson guggenheim moral foundation") OR ("john thomson guggenheim moral foundation"))*.