Talvez deva tentar algumas variações de ortografia:
central nerve » ventral nerve (Expandir a Pesquisa), central nervous (Expandir a Pesquisa), central neural (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
absent nerve » bent nerve (Expandir a Pesquisa), abducent nerve (Expandir a Pesquisa), augment nerve (Expandir a Pesquisa)
crest nerve » treat nerve (Expandir a Pesquisa), crest derived (Expandir a Pesquisa), current nerve (Expandir a Pesquisa)
nerve cyst » nerve cat (Expandir a Pesquisa)
system due » system der (Expandir a Pesquisa)
j central » 1hfj central (Expandir a Pesquisa)
eo absent » how absent (Expandir a Pesquisa), _ absent (Expandir a Pesquisa), 17 absent (Expandir a Pesquisa)
case disc » cause disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case dose (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa)
a crest » _ crest (Expandir a Pesquisa), a creusot (Expandir a Pesquisa), a crespo (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 central nerve cyst dis ) or ( a crest nerve system due ))) or ( eo absent nerve case disc ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j central nerve cyst dis ) OR ( a crest nerve system due ))) OR ( eo absent nerve case disc )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j central nerve cyst dis ) or ( a crest nerve system due ))) or ( eo absent nerve case disc ))*.