Talvez deva tentar algumas variações de ortografia:
reserve system » research system (Expandir a Pesquisa), nerve system (Expandir a Pesquisa), research systems (Expandir a Pesquisa)
current nerve » recurrent nerve (Expandir a Pesquisa), current curve (Expandir a Pesquisa), recurrent nerves (Expandir a Pesquisa)
benham nerve » benign nerve (Expandir a Pesquisa), bent nerve (Expandir a Pesquisa)
bent reserve » debt reserve (Expandir a Pesquisa), bank reserve (Expandir a Pesquisa), bat reserve (Expandir a Pesquisa)
ac current » c current (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (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)
cat dis » cat did (Expandir a Pesquisa), cat diets (Expandir a Pesquisa), cat diet (Expandir a Pesquisa)
j bent » j benet (Expandir a Pesquisa), j bento (Expandir a Pesquisa), j bena (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 cat due ) or ((( j benham nerve cat dis ) or ( j bent reserve system de ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( ac current nerve cat due ) OR ((( j benham nerve cat dis ) OR ( j bent reserve system de )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( ac current nerve cat due ) or ((( j benham nerve cat dis ) or ( j bent reserve system de ))))*.