Talvez deva tentar algumas variações de ortografia:
central neural » central nepal (Expandir a Pesquisa), central neurons (Expandir a Pesquisa)
ventral nerve » femoral nerve (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
bena nerve » beta nerve (Expandir a Pesquisa), bent nerve (Expandir a Pesquisa), renal nerve (Expandir a Pesquisa)
system due » system der (Expandir a Pesquisa)
j ventral » _ ventral (Expandir a Pesquisa), i ventral (Expandir a Pesquisa), c7 ventral (Expandir a Pesquisa)
nerve can » nerve canal (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
i central » coli central (Expandir a Pesquisa)
crest dis » chest dis (Expandir a Pesquisa), crest does (Expandir a Pesquisa), crest aids (Expandir a Pesquisa)
can disc » can dinc (Expandir a Pesquisa), chain disc (Expandir a Pesquisa), can diet (Expandir a Pesquisa)
j bena » j bela (Expandir a Pesquisa), j bent (Expandir a Pesquisa), j benham (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 ventral nerve can disc ) or ( i central neural crest dis ))) or ( j bena nerve system due ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j ventral nerve can disc ) OR ( i central neural crest dis ))) OR ( j bena nerve system due )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j ventral nerve can disc ) or ( i central neural crest dis ))) or ( j bena nerve system due ))*.