Talvez deva tentar algumas variações de ortografia:
central neural » central nepal (Expandir a Pesquisa), central neurons (Expandir a Pesquisa)
reserve system » research system (Expandir a Pesquisa), nerve system (Expandir a Pesquisa), research systems (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), recent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system di (Expandir a Pesquisa), system das (Expandir a Pesquisa)
nerve can » merve can (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve cn (Expandir a Pesquisa)
i central » coli central (Expandir a Pesquisa), hemi central (Expandir a Pesquisa)
j metcalf » j metcalfe (Expandir a Pesquisa), a metcalf (Expandir a Pesquisa), p metcalf (Expandir a Pesquisa)
neural c » neural co (Expandir a Pesquisa), neural _ (Expandir a Pesquisa), neural a (Expandir a Pesquisa)
can dcs » can tdcs (Expandir a Pesquisa), can dce (Expandir a Pesquisa), can dags (Expandir a Pesquisa)
j cent » a cent (Expandir a Pesquisa), i cent (Expandir a Pesquisa), j center (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.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j cent nerve can dcs ) OR ( i central neural c dis ))) OR ( j metcalf reserve system dis ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j cent nerve can dcs ) or ( i central neural c dis ))) or ( j metcalf reserve system dis ))*.