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), 1 recurrent (Expandir a Pesquisa)
bett serve » best serve (Expandir a Pesquisa), better serve (Expandir a Pesquisa), both serve (Expandir a Pesquisa)
serve cyst » nerve cyst (Expandir a Pesquisa)
open nerve » upon nerve (Expandir a Pesquisa), open curve (Expandir a Pesquisa), own nerve (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system dcs (Expandir a Pesquisa), system di (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa)
case di » case dti (Expandir a Pesquisa), case d (Expandir a Pesquisa), case de (Expandir a Pesquisa)
j bett » j betts (Expandir a Pesquisa), j beth (Expandir a Pesquisa), j beta (Expandir a Pesquisa)
3 open » _ open (Expandir a Pesquisa), 1 open (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 recurrent nerve case di ) or ((( j bett serve cyst dis ) or ( 3 open nerve system dis ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j recurrent nerve case di ) OR ((( j bett serve cyst dis ) OR ( 3 open nerve system dis )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j recurrent nerve case di ) or ((( j bett serve cyst dis ) or ( 3 open nerve system dis ))))*.