Talvez deva tentar algumas variações de ortografia:
central neural » central neurons (Expandir a Pesquisa)
neural cross » natural cross (Expandir a Pesquisa), neural crest (Expandir a Pesquisa), neural loss (Expandir a Pesquisa)
cento nerve » bent nerve (Expandir a Pesquisa), central nerve (Expandir a Pesquisa), mental nerve (Expandir a Pesquisa)
benet nerve » bent nerve (Expandir a Pesquisa), detect nerve (Expandir a Pesquisa), absent nerve (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
cross dis » cross d.s (Expandir a Pesquisa), across disk (Expandir a Pesquisa), cross daisy (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa)
i cento » a cento (Expandir a Pesquisa), i censo (Expandir a Pesquisa), i centeno (Expandir a Pesquisa)
j benet » j bennett (Expandir a Pesquisa), j benito (Expandir a Pesquisa), j benesi (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 neural cross dis ) or ( i cento nerve cyst dis ))) or ( j benet nerve cyst dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( 1hfj central neural cross dis ) OR ( i cento nerve cyst dis ))) OR ( j benet nerve cyst dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( 1hfj central neural cross dis ) or ( i cento nerve cyst dis ))) or ( j benet nerve cyst dis ))*.