Talvez deva tentar algumas variações de ortografia:
cancer nerve » cancer serves (Expandir a Pesquisa), cancer needle (Expandir a Pesquisa), cancer needed (Expandir a Pesquisa)
benign neck » benign nevi (Expandir a Pesquisa)
bent nerve » absent nerve (Expandir a Pesquisa), mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa)
neck based » neck case (Expandir a Pesquisa), rock based (Expandir a Pesquisa), neck cases (Expandir a Pesquisa)
based disc » based disk (Expandir a Pesquisa), based diet (Expandir a Pesquisa), based direct (Expandir a Pesquisa)
nerve can » nerve canal (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
j cancer » 1 cancer (Expandir a Pesquisa), j canter (Expandir a Pesquisa), j cantero (Expandir a Pesquisa)
can dos » can does (Expandir a Pesquisa), can dose (Expandir a Pesquisa), can do (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.

• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j cancer nerve can dos ) OR ((( j bent nerve case due ) OR ( _ benign neck based disc ))))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j cancer nerve can dos ) OR ((( j bent nerve case due ) OR ( _ benign neck based disc ))))*.