Talvez deva tentar algumas variações de ortografia:
recurrent nerve » recurrent neural (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
j recurrent » _ recurrent (Expandir a Pesquisa), a recurrent (Expandir a Pesquisa), 2 recurrent (Expandir a Pesquisa)
cena nerve » renal nerve (Expandir a Pesquisa), central nerve (Expandir a Pesquisa), retina nerve (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system dcs (Expandir a Pesquisa), system dds (Expandir a Pesquisa)
nerve cut » nerve cat (Expandir a Pesquisa), nerve ct (Expandir a Pesquisa), nerve cuff (Expandir a Pesquisa)
cut dis » cut disk (Expandir a Pesquisa), cut discs (Expandir a Pesquisa), cut dian (Expandir a Pesquisa)
e cena » de cena (Expandir a Pesquisa), e cenas (Expandir a Pesquisa)
j beta » j beth (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j recurrent nerve cut dis ) OR ( e cena nerve cut dis ))) OR ( j beta nerve system dis ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j recurrent nerve cut dis ) or ( e cena nerve cut dis ))) or ( j beta nerve system dis ))*.