Talvez deva tentar algumas variações de ortografia:
absent nerve » bent nerve (Expandir a Pesquisa), abducent nerve (Expandir a Pesquisa), augment nerve (Expandir a Pesquisa)
dorsal nerve » dorsal neural (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)
nerve cyst » nerve cat (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system di (Expandir a Pesquisa), system das (Expandir a Pesquisa)
case does » cases does (Expandir a Pesquisa), cause does (Expandir a Pesquisa), case goes (Expandir a Pesquisa)
i absent » ii absent (Expandir a Pesquisa), _ absent (Expandir a Pesquisa), l absent (Expandir a Pesquisa)
1 dorsal » _ dorsal (Expandir a Pesquisa), a dorsal (Expandir a Pesquisa), 1st dorsal (Expandir a Pesquisa)
i renal » i real (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( i absent nerve cyst due ) OR ( i renal nerve case does ))) OR ( 1 dorsal nerve system dis ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( i absent nerve cyst due ) or ( i renal nerve case does ))) or ( 1 dorsal nerve system dis ))*.