Talvez deva tentar algumas variações de ortografia:
central nerve » central nervous (Expandir a Pesquisa), central neural (Expandir a Pesquisa), pectoral nerve (Expandir a Pesquisa)
direct neural » direct neuronal (Expandir a Pesquisa), direct peroral (Expandir a Pesquisa), direct oral (Expandir a Pesquisa)
ventral nerve » femoral nerve (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
neural can » neural con (Expandir a Pesquisa), neural canal (Expandir a Pesquisa), neural cue (Expandir a Pesquisa)
j central » 1hfj central (Expandir a Pesquisa)
system de » system der (Expandir a Pesquisa), system delay (Expandir a Pesquisa)
j ventral » a ventral (Expandir a Pesquisa), 2 ventral (Expandir a Pesquisa), 1 ventral (Expandir a Pesquisa)
can disc » can dinc (Expandir a Pesquisa), chain disc (Expandir a Pesquisa), can diet (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 central nerve system de ) or ( i direct neural can disc ))) or ( j ventral nerve case due ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j central nerve system de ) OR ( i direct neural can disc ))) OR ( j ventral nerve case due )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j central nerve system de ) or ( i direct neural can disc ))) or ( j ventral nerve case due ))*.