Talvez deva tentar algumas variações de ortografia:
current nerve » recurrent nerve (Expandir a Pesquisa), current curve (Expandir a Pesquisa), recurrent nerves (Expandir a Pesquisa)
direct nerve » direct energy (Expandir a Pesquisa), direct neural (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), reserve system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
delta nerve » beta nerve (Expandir a Pesquisa), deltoid nerve (Expandir a Pesquisa), deltas served (Expandir a Pesquisa)
system dias » system dan (Expandir a Pesquisa), system dcus (Expandir a Pesquisa), system di (Expandir a Pesquisa)
19 current » 1 current (Expandir a Pesquisa), 2 current (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
i direct » _ direct (Expandir a Pesquisa), a direct (Expandir a Pesquisa)
cat dis » cat diets (Expandir a Pesquisa), cat diet (Expandir a Pesquisa)
j delta » j della (Expandir a Pesquisa), j delton (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: (((( i direct nerve cat dis ) or ( 19 current nerve cat dis ))) or ( j delta nerve system dias ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( i direct nerve cat dis ) OR ( 19 current nerve cat dis ))) OR ( j delta nerve system dias )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( i direct nerve cat dis ) or ( 19 current nerve cat dis ))) or ( j delta nerve system dias ))*.