Talvez deva tentar algumas variações de ortografia:
current nerve » recurrent nerve (Expandir a Pesquisa), current curve (Expandir a Pesquisa), recurrent nerves (Expandir a Pesquisa)
spiral nerve » spinal nerve (Expandir a Pesquisa), spinal nerves (Expandir a Pesquisa), sural nerve (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
benito nerve » benign nerve (Expandir a Pesquisa), benito narvaez (Expandir a Pesquisa), benito eva (Expandir a Pesquisa)
system das » system dias (Expandir a Pesquisa), systems das (Expandir a Pesquisa), system des (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa)
nerve vas » nerve a (Expandir a Pesquisa), nerve vi (Expandir a Pesquisa), nerve vii (Expandir a Pesquisa)
i spiral » ii spiral (Expandir a Pesquisa), _ spiral (Expandir a Pesquisa), a spiral (Expandir a Pesquisa)
j benito » j benitez (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa)
vas dis » vas dias (Expandir a Pesquisa), vasc dis (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( i spiral nerve vas dis ) OR ( i current nerve system das ))) OR ( j benito nerve cyst dis ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( i spiral nerve vas dis ) OR ( i current nerve system das ))) OR ( j benito nerve cyst dis ))*.