Perhaps you should try some spelling variations:
"nach griffiths, mark griffiths" » "nach griffith, mark griffiths", "a griffiths, mark griffiths", "mary griffiths, mark griffiths", "nach griffiths, mary griffiths", "nach griffiths, mrs griffiths", "nach griffiths, a griffiths"
"hugh griffiths, _ griffiths" » "hughes griffith, _ griffiths", "g griffiths, _ griffiths", "hannah griffiths, _ griffiths"

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: (("nach griffiths, mark griffiths") OR ("hugh griffiths, _ griffiths")).
• Removing quotes may allow a broader search: (( nach griffiths, mark griffiths ) or ( hugh griffiths, _ griffiths )).
• Adding a wildcard symbol may retrieve word variants: (("nach griffiths, mark griffiths") or ("hugh griffiths, _ griffiths"))*.