Talvez deva tentar algumas variações de ortografia:
central neural » central nepal (Expandir a Pesquisa), central neurons (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (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), hemi central (Expandir a Pesquisa)
neural a » neural _ (Expandir a Pesquisa), neuronal a (Expandir a Pesquisa), neural arc (Expandir a Pesquisa)
a dietas » a dieta (Expandir a Pesquisa), a dietary (Expandir a Pesquisa), de dietas (Expandir a Pesquisa)
nerve i » nerve _ (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
a cent » a cena (Expandir a Pesquisa), a cenp (Expandir a Pesquisa), a center (Expandir a Pesquisa)
j beta » j beth (Expandir a Pesquisa)
i due » _ due (Expandir a Pesquisa), i die (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: (((( a cent nerve i due ) or ( i central neural a dietas ))) or ( j beta nerve system der ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( a cent nerve i due ) OR ( i central neural a dietas ))) OR ( j beta nerve system der )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( a cent nerve i due ) or ( i central neural a dietas ))) or ( j beta nerve system der ))*.