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

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: (("hughes griffith, mark griffiths") OR ("hugh griffiths, a griffith"))*.
• Removing quotes may allow a broader search: (( hughes griffith, mark griffiths ) or ( hugh griffiths, a griffith ))*.