Talvez deva tentar algumas variações de ortografia:
femoral nerve » femoral neck (Expandir a Pesquisa)
augment nerve » segment nerve (Expandir a Pesquisa), augment energy (Expandir a Pesquisa), augment gene (Expandir a Pesquisa)
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)
system des » system der (Expandir a Pesquisa), system de (Expandir a Pesquisa), system design (Expandir a Pesquisa)
c femoral » _ femoral (Expandir a Pesquisa), a femoral (Expandir a Pesquisa), 2 femoral (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve ct (Expandir a Pesquisa), nerve cut (Expandir a Pesquisa)
_ augment » _ augmented (Expandir a Pesquisa)
j renal » j real (Expandir a Pesquisa), j renaldi (Expandir a Pesquisa), j renata (Expandir a Pesquisa)
cat dis » cat did (Expandir a Pesquisa), cat diets (Expandir a Pesquisa), cat bias (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 des ) or ( c femoral nerve cat due ))) or ( _ augment nerve cat dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j renal nerve system des ) OR ( c femoral nerve cat due ))) OR ( _ augment nerve cat dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j renal nerve system des ) or ( c femoral nerve cat due ))) or ( _ augment nerve cat dis ))*.