Talvez deva tentar algumas variações de ortografia:
central nerve » ventral nerve (Expandir a Pesquisa), central nervous (Expandir a Pesquisa), central neural (Expandir a Pesquisa)
crest nerve » treat nerve (Expandir a Pesquisa), crest derived (Expandir a Pesquisa), current nerve (Expandir a Pesquisa)
beth nerve » beta nerve (Expandir a Pesquisa), both nerve (Expandir a Pesquisa), both nerves (Expandir a Pesquisa)
i central » coli central (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve a (Expandir a Pesquisa), nerve c (Expandir a Pesquisa)
nerve eat » nerve seath (Expandir a Pesquisa), nerve exam (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
case disc » cause disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case dose (Expandir a Pesquisa)
eat diet » meat diet (Expandir a Pesquisa), fat diet (Expandir a Pesquisa), wheat diet (Expandir a Pesquisa)
cat did » coast did (Expandir a Pesquisa), what did (Expandir a Pesquisa), cat dead (Expandir a Pesquisa)
i crest » i crestr (Expandir a Pesquisa), _ crest (Expandir a Pesquisa), a crest (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 central nerve cat did ) or ( i crest nerve eat diet ))) or ( j beth nerve case disc ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( i central nerve cat did ) OR ( i crest nerve eat diet ))) OR ( j beth nerve case disc )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( i central nerve cat did ) or ( i crest nerve eat diet ))) or ( j beth nerve case disc ))*.