Talvez deva tentar algumas variações de ortografia:
ventral nerve » femoral nerve (Expandir a Pesquisa)
central nerve » central nervous (Expandir a Pesquisa), central neural (Expandir a Pesquisa), femoral nerve (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), reserve system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa)
palsy does » palsy due (Expandir a Pesquisa)
j central » 1hfj central (Expandir a Pesquisa)
i ventral » ii ventral (Expandir a Pesquisa), _ ventral (Expandir a Pesquisa), a ventral (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa)
system d » system de (Expandir a Pesquisa), system der (Expandir a Pesquisa), system des (Expandir a Pesquisa)
j beta » j beth (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": "(((( j central nerve cyst dis ) OR ( i ventral nerve system d ))) OR ( j beta nerve palsy does ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j central nerve cyst dis ) OR ( i ventral nerve system d ))) OR ( j beta nerve palsy does ))*.