Talvez deva tentar algumas variações de ortografia:
central neutral » central neural (Expandir a Pesquisa), central central (Expandir a Pesquisa), neutral neutral (Expandir a Pesquisa)
neutral case » neutral base (Expandir a Pesquisa), neutral coarse (Expandir a Pesquisa), neutral age (Expandir a Pesquisa)
benet nerve » bent nerve (Expandir a Pesquisa), detect nerve (Expandir a Pesquisa), benign nerve (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), recent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve cut (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case does (Expandir a Pesquisa)
j benet » j bennett (Expandir a Pesquisa), j benito (Expandir a Pesquisa), j benesi (Expandir a Pesquisa)
i cent » i cento (Expandir a Pesquisa), ai cent (Expandir a Pesquisa), ii cent (Expandir a Pesquisa)
cyst d » cyst _ (Expandir a Pesquisa), cyst a (Expandir a Pesquisa), cyst e (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: (((( 1hfj central neutral case dis ) or ( i cent nerve cyst d ))) or ( j benet nerve cyst d ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( 1hfj central neutral case dis ) OR ( i cent nerve cyst d ))) OR ( j benet nerve cyst d )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( 1hfj central neutral case dis ) or ( i cent nerve cyst d ))) or ( j benet nerve cyst d ))*.