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)
crestr nerve » crest nerve (Expandir a Pesquisa), greater nerve (Expandir a Pesquisa)
neck system » reck system (Expandir a Pesquisa), neck systemic (Expandir a Pesquisa), check system (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system dcs (Expandir a Pesquisa), system das (Expandir a Pesquisa)
j femoral » _ femoral (Expandir a Pesquisa), a femoral (Expandir a Pesquisa), 2 femoral (Expandir a Pesquisa)
system di » system de (Expandir a Pesquisa), system d (Expandir a Pesquisa), system dias (Expandir a Pesquisa)
j ventral » a ventral (Expandir a Pesquisa), 2 ventral (Expandir a Pesquisa), 1 ventral (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
i crestr » i crispr (Expandir a Pesquisa), i crespo (Expandir a Pesquisa), i create (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 femoral neck system di ) or ( i crestr nerve system dis ))) or ( j ventral nerve cat due ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j femoral neck system di ) OR ( i crestr nerve system dis ))) OR ( j ventral nerve cat due )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j femoral neck system di ) or ( i crestr nerve system dis ))) or ( j ventral nerve cat due ))*.