Talvez deva tentar algumas variações de ortografia:
reserves system » reserve system (Expandir a Pesquisa), reserved systems (Expandir a Pesquisa), preserves systemic (Expandir a Pesquisa)
metal reserves » legal reserves (Expandir a Pesquisa), mineral reserves (Expandir a Pesquisa), medical reserves (Expandir a Pesquisa)
renal nerve » retinal nerve (Expandir a Pesquisa), cranial nerve (Expandir a Pesquisa), spinal nerve (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa), central nerve (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system di (Expandir a Pesquisa), system das (Expandir a Pesquisa)
nerve aat » nerve cat (Expandir a Pesquisa), nerve can (Expandir a Pesquisa), nerve aen (Expandir a Pesquisa)
aat dis » rat disc (Expandir a Pesquisa), laat die (Expandir a Pesquisa)
nerve a » nerve _ (Expandir a Pesquisa)
j metal » j mental (Expandir a Pesquisa), j metcalf (Expandir a Pesquisa)
i cent » i cento (Expandir a Pesquisa), ai cent (Expandir a Pesquisa), ii cent (Expandir a Pesquisa)
a dis » a disc (Expandir a Pesquisa), a dos (Expandir a Pesquisa), a des (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: (((( a renal nerve aat dis ) or ( i cent nerve a dis ))) or ( j metal reserves system dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( a renal nerve aat dis ) OR ( i cent nerve a dis ))) OR ( j metal reserves system dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( a renal nerve aat dis ) or ( i cent nerve a dis ))) or ( j metal reserves system dis ))*.