Talvez deva tentar algumas variações de ortografia:
current nerve » recurrent nerve (Expandir a Pesquisa), current service (Expandir a Pesquisa), current energy (Expandir a Pesquisa)
benham nerve » benign nerve (Expandir a Pesquisa), benham ceri (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
ac current » c current (Expandir a Pesquisa), dc current (Expandir a Pesquisa)
bent nerve » absent nerve (Expandir a Pesquisa), mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa)
system de » system der (Expandir a Pesquisa), system delay (Expandir a Pesquisa)
j benham » _ benham (Expandir a Pesquisa), j burnham (Expandir a Pesquisa)
nerve a » nerve _ (Expandir a Pesquisa)
j bent » j benet (Expandir a Pesquisa), j bento (Expandir a Pesquisa), j bena (Expandir a Pesquisa)
a due » _ due (Expandir a Pesquisa), 2 due (Expandir a Pesquisa), i due (Expandir a Pesquisa)
a dis » a dos (Expandir a Pesquisa), a des (Expandir a Pesquisa), a dia (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: (( ac current nerve a due ) or ((( j benham nerve a dis ) or ( j bent nerve system de ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( ac current nerve a due ) OR ((( j benham nerve a dis ) OR ( j bent nerve system de )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( ac current nerve a due ) or ((( j benham nerve a dis ) or ( j bent nerve system de ))))*.