Talvez deva tentar algumas variações de ortografia:
central nerve » ventral nerve (Expandir a Pesquisa), central nervous (Expandir a Pesquisa), central neural (Expandir a Pesquisa)
rodent nerve » rodent nerves (Expandir a Pesquisa), recent nerve (Expandir a Pesquisa), rodent nervous (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
nerve cyst » nerve cat (Expandir a Pesquisa), nerve cut (Expandir a Pesquisa)
ii rodent » i rodent (Expandir a Pesquisa), a rodent (Expandir a Pesquisa), ii recent (Expandir a Pesquisa)
j central » 1hfj central (Expandir a Pesquisa)
system di » system de (Expandir a Pesquisa), system d (Expandir a Pesquisa), system dias (Expandir a Pesquisa)
j rodent » j robert (Expandir a Pesquisa), j royden (Expandir a Pesquisa), j rodes (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case does (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 rodent nerve cyst dis ) or ( ii rodent nerve case dis ))) or ( j central nerve system di ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j rodent nerve cyst dis ) OR ( ii rodent nerve case dis ))) OR ( j central nerve system di )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j rodent nerve cyst dis ) or ( ii rodent nerve case dis ))) or ( j central nerve system di ))*.