Talvez deva tentar algumas variações de ortografia:
benton nerve » tendon nerve (Expandir a Pesquisa), benign nerve (Expandir a Pesquisa), bent nerve (Expandir a Pesquisa)
renal merve » renal nerve (Expandir a Pesquisa), senal merve (Expandir a Pesquisa), renal nerves (Expandir a Pesquisa)
nerve cause » nerve caused (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve course (Expandir a Pesquisa)
pain nerve » brain nerve (Expandir a Pesquisa), main nerves (Expandir a Pesquisa), skin nerve (Expandir a Pesquisa)
cause des » cause de (Expandir a Pesquisa), cause dna (Expandir a Pesquisa)
merve can » nerve can (Expandir a Pesquisa)
nerve age » nerve agent (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve area (Expandir a Pesquisa)
j benton » j benito (Expandir a Pesquisa)
age disc » aged disc (Expandir a Pesquisa), large disc (Expandir a Pesquisa), age discus (Expandir a Pesquisa)
i renal » i real (Expandir a Pesquisa)
can dcs » can tdcs (Expandir a Pesquisa), can dce (Expandir a Pesquisa), can dags (Expandir a Pesquisa)
j pain » j palin (Expandir a Pesquisa), j pais (Expandir a Pesquisa), j paik (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( j pain nerve cause des ) OR ( i renal merve can dcs ))) OR ( j benton nerve age disc ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j pain nerve cause des ) OR ( i renal merve can dcs ))) OR ( j benton nerve age disc ))*.