Perhaps you should try some spelling variations:
charles grenville » charles beville, charles goodville, clare grenville
charles granville » charles goodville, hawes granville, charles mandeville
charles grevile » charles greely, charles genevieve

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: ((((charles grenville) OR (charles grevile))) OR (charles granville)) (diarist).
• Adding a wildcard symbol may retrieve word variants: ((((charles grenville) or (charles grevile))) or (charles granville)) (diarist)*.