Talvez deva tentar algumas variações de ortografia:
central nerve » ventral nerve (Expandir a Pesquisa), central nervous (Expandir a Pesquisa), central neural (Expandir a Pesquisa)
benign neck » benign nevi (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), recent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa)
i central » coli central (Expandir a Pesquisa)
neck aase » neck case (Expandir a Pesquisa), neck cases (Expandir a Pesquisa), neck based (Expandir a Pesquisa)
j benign » j benigno (Expandir a Pesquisa), _ benign (Expandir a Pesquisa), a benign (Expandir a Pesquisa)
aase dis » aase d.m (Expandir a Pesquisa)
nerve c » nerve cn (Expandir a Pesquisa), nerve _ (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
i cent » i cento (Expandir a Pesquisa), ai cent (Expandir a Pesquisa), ii cent (Expandir a Pesquisa)
c dis » c dias (Expandir a Pesquisa), c disc (Expandir a Pesquisa), c dos (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: (((( i cent nerve c dis ) or ( i central nerve c dis ))) or ( j benign neck aase dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( i cent nerve c dis ) OR ( i central nerve c dis ))) OR ( j benign neck aase dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( i cent nerve c dis ) or ( i central nerve c dis ))) or ( j benign neck aase dis ))*.