Talvez deva tentar algumas variações de ortografia:
letter nurse » letter nursing (Expandir a Pesquisa), letter name (Expandir a Pesquisa)
benzo nerve » bent nerve (Expandir a Pesquisa), benign nerve (Expandir a Pesquisa)
nurse cyst » nurse case (Expandir a Pesquisa), nurse system (Expandir a Pesquisa)
read nerve » treat nerve (Expandir a Pesquisa), end nerve (Expandir a Pesquisa), held nerve (Expandir a Pesquisa)
cj letter » bj letter (Expandir a Pesquisa), c letter (Expandir a Pesquisa), cl letter (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa)
nerve cn » nerve can (Expandir a Pesquisa), nerve c (Expandir a Pesquisa), nerve _ (Expandir a Pesquisa)
j benzo » j bento (Expandir a Pesquisa), j benito (Expandir a Pesquisa), j benton (Expandir a Pesquisa)
cat dis » cat did (Expandir a Pesquisa), cat diets (Expandir a Pesquisa), cat diet (Expandir a Pesquisa)
i read » i reed (Expandir a Pesquisa), i real (Expandir a Pesquisa)
cn dce » can dce (Expandir a Pesquisa), co dce (Expandir a Pesquisa), cg dce (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": "(((( cj letter nurse cyst dis ) OR ( i read nerve cn dce ))) OR ( j benzo nerve cat dis ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( cj letter nurse cyst dis ) OR ( i read nerve cn dce ))) OR ( j benzo nerve cat dis ))*.