Talvez deva tentar algumas variações de ortografia:
current nervous » current networks (Expandir a Pesquisa), afferent nervous (Expandir a Pesquisa), recurrent nerves (Expandir a Pesquisa)
current nerve » recurrent nerve (Expandir a Pesquisa), current curve (Expandir a Pesquisa), recurrent nerves (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system di (Expandir a Pesquisa), system das (Expandir a Pesquisa)
bent nerve » absent nerve (Expandir a Pesquisa), mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa)
1 current » 2 current (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve a (Expandir a Pesquisa), nerve c (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case does (Expandir a Pesquisa)
cat dis » cat diets (Expandir a Pesquisa), cat diet (Expandir a Pesquisa)
j bent » j benet (Expandir a Pesquisa), j bento (Expandir a Pesquisa), j bena (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: (((( 1 current nerve case dis ) or ( 1 current nervous system dis ))) or ( j bent nerve cat dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( 1 current nerve case dis ) OR ( 1 current nervous system dis ))) OR ( j bent nerve cat dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( 1 current nerve case dis ) or ( 1 current nervous system dis ))) or ( j bent nerve cat dis ))*.