Perhaps you should try some spelling variations:
ventral nerve » femoral nerve (Expand Search)
nerve system » nervous system (Expand Search), drive system (Expand Search)
cent nerve » recent nerve (Expand Search), crest nerve (Expand Search), central nerve (Expand Search)
nerve cyst » nerve cystic (Expand Search), nerve case (Expand Search), nerve cat (Expand Search)
bent nerve » absent nerve (Expand Search), mental nerve (Expand Search), dental nerve (Expand Search)
system dis » system dias (Expand Search), system dcs (Expand Search), system dds (Expand Search)
j ventral » _ ventral (Expand Search), a ventral (Expand Search), 2 ventral (Expand Search)
cyst dis » cyst due (Expand Search), cyst d (Expand Search), cyst dna (Expand Search)
nerve a » nerve _ (Expand Search)
a cent » a cena (Expand Search), a cenp (Expand Search), a center (Expand Search)
l bent » l benth (Expand Search), l bengt (Expand Search), l bento (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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((( j ventral nerve a diet ) or ( a cent nerve cyst dis ))) or ( l bent nerve system dis ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((( j ventral nerve a diet ) OR ( a cent nerve cyst dis ))) OR ( l bent nerve system dis )).
• Adding a wildcard symbol may retrieve word variants: (((( j ventral nerve a diet ) or ( a cent nerve cyst dis ))) or ( l bent nerve system dis ))*.