Perhaps you should try some spelling variations:
cancer course » cancer could (Expand Search)
benton nerve » benign nerve (Expand Search), tendon nerve (Expand Search), bent nerve (Expand Search)
course case » course based (Expand Search), nurse case (Expand Search), court case (Expand Search)
nerve cyst » nerve cystic (Expand Search), nerve case (Expand Search), nerve cat (Expand Search)
a ventral » _ ventral (Expand Search), a ventura (Expand Search)
j cancer » j canter (Expand Search), j cantero (Expand Search), j candel (Expand Search)
j benton » w benton (Expand Search), j benito (Expand Search)
cyst dis » cyst due (Expand Search), cyst d (Expand Search), cyst dna (Expand Search)
case di » case did (Expand Search), case dti (Expand Search), case de (Expand Search)
eye can » eye care (Expand Search)
can de » can diet (Expand Search), can deep (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 cancer course case di ) OR ( a ventral eye can de ))) OR ( j benton nerve cyst dis ))~.
• Adding a wildcard symbol may retrieve word variants: (((( j cancer course case di ) or ( a ventral eye can de ))) or ( j benton nerve cyst dis ))*.