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)
1 recurrent » _ recurrent (Expandir a Pesquisa), a recurrent (Expandir a Pesquisa)
benet nerve » detect nerve (Expandir a Pesquisa), benign nerve (Expandir a Pesquisa), absent nerve (Expandir a Pesquisa)
system due » system der (Expandir a Pesquisa)
bent nerve » absent nerve (Expandir a Pesquisa), mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa)
j benet » j bennett (Expandir a Pesquisa), j benito (Expandir a Pesquisa), j benesi (Expandir a Pesquisa)
j bent » j bento (Expandir a Pesquisa), j bena (Expandir a Pesquisa), j benito (Expandir a Pesquisa)
case d » case 1 (Expandir a Pesquisa), case 2 (Expandir a Pesquisa), case 4 (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 recurrent nerve system due ) or ((( j bent nerve case d ) or ( j benet nerve system due ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( 1 recurrent nerve system due ) OR ((( j bent nerve case d ) OR ( j benet nerve system due )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( 1 recurrent nerve system due ) or ((( j bent nerve case d ) or ( j benet nerve system due ))))*.