Perhaps you should try some spelling variations:
"national historic remark" » "national historical remark", "national histories remark", "national history remark", "national historical remarks", "national historial remarks"
"national historic remarks" » "national historical remarks", "national histories remarks", "national history remarks", "national historial remarks", "national historical remarkss", "national historial remarkss"

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: (("national historic remark") OR ("national historic remarks")).
• Removing quotes may allow a broader search: (( national historic remark ) or ( national historic remarks )).
• Adding a wildcard symbol may retrieve word variants: (("national historic remark") or ("national historic remarks"))*.