Talvez deva tentar algumas variações de ortografia:
ventral nerve » femoral nerve (Expandir a Pesquisa)
benesi nerve » benign nerve (Expandir a Pesquisa), binds nerve (Expandir a Pesquisa), bent nerve (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
crest nerve » treat nerve (Expandir a Pesquisa), crest derived (Expandir a Pesquisa), current nerve (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa)
system di » system de (Expandir a Pesquisa), system d (Expandir a Pesquisa), system dias (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa)
nerve cn » nerve can (Expandir a Pesquisa), nerve c (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa)
a crest » _ crest (Expandir a Pesquisa), a creusot (Expandir a Pesquisa), a crespo (Expandir a Pesquisa)
cn de » pcn de (Expandir a Pesquisa), acn de (Expandir a Pesquisa), en de (Expandir a Pesquisa)
rat » rate (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Performing a fuzzy search may retrieve terms with similar spellings: (((( a crest nerve cyst dis ) OR ( rat ventral nerve cn de ))) OR ( j benesi nerve system di ))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( a crest nerve cyst dis ) OR ( rat ventral nerve cn de ))) OR ( j benesi nerve system di ))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( a crest nerve cyst dis ) OR ( rat ventral nerve cn de ))) OR ( j benesi nerve system di ))*.