Perhaps you should try some spelling variations:
central nerve » ventral nerve (Expand Search), central nervous (Expand Search), central neural (Expand Search)
mental nerve » ventral nerve (Expand Search)
nerve cyst » nerve cystic (Expand Search), nerve cat (Expand Search), nerve ct (Expand Search)
bent nerve » absent nerve (Expand Search), dental nerve (Expand Search), benign nerve (Expand Search)
i central » coli central (Expand Search), hemi central (Expand Search)
j mental » j mengual (Expand Search), j mena (Expand Search), j mehta (Expand Search)
cyst dis » cyst due (Expand Search), cyst d (Expand Search), cyst dna (Expand Search)
case dis » case disc (Expand Search), case did (Expand Search), case di (Expand Search)
j bent » j benet (Expand Search), j bento (Expand Search), j bena (Expand Search)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

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: (((( j mental nerve cyst dis ) OR ( i central nerve case dis ))) OR ( j bent nerve cyst dis ))~.
• Adding a wildcard symbol may retrieve word variants: (((( j mental nerve cyst dis ) or ( i central nerve case dis ))) or ( j bent nerve cyst dis ))*.