Talvez deva tentar algumas variações de ortografia:
recurrent nerve » recurrent neural (Expandir a Pesquisa)
19 recurrent » 1 recurrent (Expandir a Pesquisa), 11 recurrent (Expandir a Pesquisa), 13 recurrent (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
2 recurrent » _ recurrent (Expandir a Pesquisa), a recurrent (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system dcs (Expandir a Pesquisa), system dds (Expandir a Pesquisa)
bena nerve » beta nerve (Expandir a Pesquisa), bent nerve (Expandir a Pesquisa), renal nerve (Expandir a Pesquisa)
nerve a » nerve _ (Expandir a Pesquisa)
j bena » j beena (Expandir a Pesquisa), j bent (Expandir a Pesquisa), j benham (Expandir a Pesquisa)
a dos » a dog (Expandir a Pesquisa), e dos (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: (((( 19 recurrent nerve case due ) or ( 2 recurrent nerve system dis ))) or ( j bena nerve a dos ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( 19 recurrent nerve case due ) OR ( 2 recurrent nerve system dis ))) OR ( j bena nerve a dos )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( 19 recurrent nerve case due ) or ( 2 recurrent nerve system dis ))) or ( j bena nerve a dos ))*.