Talvez deva tentar algumas variações de ortografia:
femoral nerve » femoral neck (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), reserve 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)
system dis » system dias (Expandir a Pesquisa), system di (Expandir a Pesquisa), system das (Expandir a Pesquisa)
a femoral » _ femoral (Expandir a Pesquisa)
nerve can » merve can (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve cn (Expandir a Pesquisa)
can diets » cane diets (Expandir a Pesquisa), can diet (Expandir a Pesquisa), cat diets (Expandir a Pesquisa)
j renal » j real (Expandir a Pesquisa), j renaldi (Expandir a Pesquisa), j renato (Expandir a Pesquisa)
j beta » j beth (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: (((( j renal nerve system dis ) or ( a femoral nerve system dis ))) or ( j beta nerve can diets ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j renal nerve system dis ) OR ( a femoral nerve system dis ))) OR ( j beta nerve can diets )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j renal nerve system dis ) or ( a femoral nerve system dis ))) or ( j beta nerve can diets ))*.