Talvez deva tentar algumas variações de ortografia:
direct neural » direct neuronal (Expandir a Pesquisa), direct peroral (Expandir a Pesquisa), direct oral (Expandir a Pesquisa)
detect nerve » direct nerve (Expandir a Pesquisa), detect neural (Expandir a Pesquisa), detect novel (Expandir a Pesquisa)
j recurrent » _ recurrent (Expandir a Pesquisa), a recurrent (Expandir a Pesquisa), 2 recurrent (Expandir a Pesquisa)
neural cyst » neural cest (Expandir a Pesquisa), dural cyst (Expandir a Pesquisa), neuralgia cyst (Expandir a Pesquisa)
5 detect » 5 detects (Expandir a Pesquisa), 2 detect (Expandir a Pesquisa), 5 detected (Expandir a Pesquisa)
5 direct » 15 direct (Expandir a Pesquisa), r5 direct (Expandir a Pesquisa), 5 directed (Expandir a Pesquisa)
neural a » neural _ (Expandir a Pesquisa), neural 5 (Expandir a Pesquisa), neuronal a (Expandir a Pesquisa)
case di » case did (Expandir a Pesquisa), case dti (Expandir a Pesquisa), case de (Expandir a Pesquisa)
a dis » a dos (Expandir a Pesquisa), a des (Expandir a Pesquisa), a dia (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: (( j recurrent neural cyst due ) or ((( 5 detect nerve case di ) or ( 5 direct neural a dis ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j recurrent neural cyst due ) OR ((( 5 detect nerve case di ) OR ( 5 direct neural a dis )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j recurrent neural cyst due ) or ((( 5 detect nerve case di ) or ( 5 direct neural a dis ))))*.