Talvez deva tentar algumas variações de ortografia:
defense systems » defense system (Expandir a Pesquisa), response systems (Expandir a Pesquisa)
curran defense » human defense (Expandir a Pesquisa), corn defense (Expandir a Pesquisa), lukan defense (Expandir a Pesquisa)
currell nerve » current nerve (Expandir a Pesquisa), corneal nerve (Expandir a Pesquisa), cell nerve (Expandir a Pesquisa)
nerve cyst » nerve cystic (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa)
systems di » systems doi (Expandir a Pesquisa), systems do (Expandir a Pesquisa), systems de (Expandir a Pesquisa)
bent nerve » absent nerve (Expandir a Pesquisa), mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa)
j currell » a hurrell (Expandir a Pesquisa), m burrell (Expandir a Pesquisa), j curiel (Expandir a Pesquisa)
cyst dis » cyst d (Expandir a Pesquisa), cyst dna (Expandir a Pesquisa)
j curran » j currie (Expandir a Pesquisa)
j bent » j benet (Expandir a Pesquisa), j bento (Expandir a Pesquisa), j bena (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 currell nerve cyst dis ) OR ( j curran defense systems di ))) OR ( j bent nerve cyst due ))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( j currell nerve cyst dis ) OR ( j curran defense systems di ))) OR ( j bent nerve cyst due ))*".