Perhaps you should try some spelling variations:
hugh griffiths » hughes griffith, g griffiths, hannah griffiths
nach griffiths » nach griffith, a griffiths, mark griffiths
mary griffiths » mark griffiths, mrs griffiths, a griffiths
alan griffiths » alana griffith, ian griffiths, brian 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: ((hugh griffiths) OR (nach griffiths)), ((mary griffiths) OR (alan griffiths)).
• Adding a wildcard symbol may retrieve word variants: ((hugh griffiths) or (nach griffiths)), ((mary griffiths) or (alan griffiths))*.