Talvez deva tentar algumas variações de ortografia:
renal merve » renal nerve (Expandir a Pesquisa), senal merve (Expandir a Pesquisa), renal nerves (Expandir a Pesquisa)
nerve cause » nerve caused (Expandir a Pesquisa), nerves cause (Expandir a Pesquisa), nerves caused (Expandir a Pesquisa)
benet nerve » bent nerve (Expandir a Pesquisa), detect nerve (Expandir a Pesquisa), benign nerve (Expandir a Pesquisa)
can nerve » can serve (Expandir a Pesquisa), canal nerve (Expandir a Pesquisa), pain nerve (Expandir a Pesquisa)
case disc » cause disc (Expandir a Pesquisa), case did (Expandir a Pesquisa), case di (Expandir a Pesquisa)
cause de » cause dna (Expandir a Pesquisa), cause _ (Expandir a Pesquisa), cause a (Expandir a Pesquisa)
i renal » ii renal (Expandir a Pesquisa), i real (Expandir a Pesquisa)
can dcs » can tdcs (Expandir a Pesquisa), can dce (Expandir a Pesquisa), can bddcs (Expandir a Pesquisa)
j benet » j bennett (Expandir a Pesquisa), j benito (Expandir a Pesquisa), j benesi (Expandir a Pesquisa)
j can » j cano (Expandir a Pesquisa), j cant (Expandir a Pesquisa), _ can (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 can nerve cause de ) OR ( i renal merve can dcs ))) OR ( j benet nerve case disc ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j can nerve cause de ) OR ( i renal merve can dcs ))) OR ( j benet nerve case disc ))*.