Talvez deva tentar algumas variações de ortografia:
treat nerve » rat nerve (Expandir a Pesquisa), treat service (Expandir a Pesquisa), direct nerve (Expandir a Pesquisa)
read nerve » end nerve (Expandir a Pesquisa), held nerve (Expandir a Pesquisa), rd nerve (Expandir a Pesquisa)
benign eck » benign neck (Expandir a Pesquisa), benign fleck (Expandir a Pesquisa), benign end (Expandir a Pesquisa)
nerve can » nerve canal (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case did (Expandir a Pesquisa), case di (Expandir a Pesquisa)
j benign » j benigno (Expandir a Pesquisa), _ benign (Expandir a Pesquisa), i benign (Expandir a Pesquisa)
j treat » j threat (Expandir a Pesquisa), a treat (Expandir a Pesquisa), j trent (Expandir a Pesquisa)
can dcs » can tdcs (Expandir a Pesquisa), can dce (Expandir a Pesquisa), can bddcs (Expandir a Pesquisa)
et dits » et droits (Expandir a Pesquisa)
i read » i real (Expandir a Pesquisa), i reed (Expandir a Pesquisa)
eck et » heck et (Expandir a Pesquisa), neck etc (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 treat nerve case dis ) OR ( i read nerve can dcs ))) OR ( j benign eck et dits ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j treat nerve case dis ) OR ( i read nerve can dcs ))) OR ( j benign eck et dits ))*.