Talvez deva tentar algumas variações de ortografia:
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
renal nerve » retinal nerve (Expandir a Pesquisa), cranial nerve (Expandir a Pesquisa), spinal nerve (Expandir a Pesquisa)
narvaez cat » narvaez cano (Expandir a Pesquisa), narvaez c (Expandir a Pesquisa), narvaez a (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system dcs (Expandir a Pesquisa), system di (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa)
de renal » de reynal (Expandir a Pesquisa), de renan (Expandir a Pesquisa), de renel (Expandir a Pesquisa)
j benito » de benito (Expandir a Pesquisa), j benitez (Expandir a Pesquisa)
i renal » i real (Expandir a Pesquisa)
cat dis » cat did (Expandir a Pesquisa), cat diets (Expandir a Pesquisa), cat diet (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: (((( i renal nerve system dis ) or ( de renal nerve cyst due ))) or ( j benito narvaez cat dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( i renal nerve system dis ) OR ( de renal nerve cyst due ))) OR ( j benito narvaez cat dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( i renal nerve system dis ) or ( de renal nerve cyst due ))) or ( j benito narvaez cat dis ))*.