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 » abducent nerve (Expandir a Pesquisa), augment nerve (Expandir a Pesquisa), absent native (Expandir a Pesquisa)
bent nerve » mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa), benign nerve (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)
case does » cases does (Expandir a Pesquisa), cause does (Expandir a Pesquisa), case goes (Expandir a Pesquisa)
_ absent » _ absence (Expandir a Pesquisa)
ii bent » ii best (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 system di ) or ( ii bent nerve case does ))) or ( _ absent nerve case does ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j central nerve system di ) OR ( ii bent nerve case does ))) OR ( _ absent nerve case does )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j central nerve system di ) or ( ii bent nerve case does ))) or ( _ absent nerve case does ))*.