Talvez deva tentar algumas variações de ortografia:
direct neural » direct neuronal (Expandir a Pesquisa), direct peroral (Expandir a Pesquisa), direct oral (Expandir a Pesquisa)
current nerve » recurrent nerve (Expandir a Pesquisa), current curve (Expandir a Pesquisa), recurrent nerves (Expandir a Pesquisa)
neural based » neural bases (Expandir a Pesquisa), pleural based (Expandir a Pesquisa), natural based (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
bent nerve » absent nerve (Expandir a Pesquisa), mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa)
j current » 1 current (Expandir a Pesquisa), j currently (Expandir a Pesquisa), 19 current (Expandir a Pesquisa)
based dti » based data (Expandir a Pesquisa), based de (Expandir a Pesquisa), based dc (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa)
i direct » _ direct (Expandir a Pesquisa), a direct (Expandir a Pesquisa)
nerve c » nerve cn (Expandir a Pesquisa), nerve _ (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
j bent » j benet (Expandir a Pesquisa), j bento (Expandir a Pesquisa), j bena (Expandir a Pesquisa)
c dos » e dos (Expandir a Pesquisa), a 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 current nerve cyst dis ) OR ( i direct neural based dti ))) OR ( j bent nerve c dos ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j current nerve cyst dis ) or ( i direct neural based dti ))) or ( j bent nerve c dos ))*.