Talvez deva tentar algumas variações de ortografia:
ventral nerve » femoral nerve (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
recent nerve » prevent nerve (Expandir a Pesquisa), rodent nerve (Expandir a Pesquisa), recurrent nerve (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa), central nerve (Expandir a Pesquisa)
system due » system der (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve cut (Expandir a Pesquisa)
j ventral » a ventral (Expandir a Pesquisa), 2 ventral (Expandir a Pesquisa), 1 ventral (Expandir a Pesquisa)
cyst dis » cyst d (Expandir a Pesquisa)
j cent » a cent (Expandir a Pesquisa), i cent (Expandir a Pesquisa), j center (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: (((( j cent nerve system due ) or ( a recent nerve cyst dis ))) or ( j ventral nerve cyst due ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j cent nerve system due ) OR ( a recent nerve cyst dis ))) OR ( j ventral nerve cyst due )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j cent nerve system due ) or ( a recent nerve cyst dis ))) or ( j ventral nerve cyst due ))*.