Talvez deva tentar algumas variações de ortografia:
benign beale » benign bile (Expandir a Pesquisa), benign base (Expandir a Pesquisa), benign breast (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), recent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa)
oral herve » oral nerve (Expandir a Pesquisa), moual herve (Expandir a Pesquisa), oral herpes (Expandir a Pesquisa)
nerve can » nerve canal (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
herve can » merve can (Expandir a Pesquisa), herve canut (Expandir a Pesquisa), herve jean (Expandir a Pesquisa)
beale cat » female cat (Expandir a Pesquisa), beale kato (Expandir a Pesquisa), beale a (Expandir a Pesquisa)
can dags » can data (Expandir a Pesquisa), can dan (Expandir a Pesquisa), can da (Expandir a Pesquisa)
can dis » can disc (Expandir a Pesquisa), van dis (Expandir a Pesquisa), can die (Expandir a Pesquisa)
cat dis » cat did (Expandir a Pesquisa), cat diets (Expandir a Pesquisa), cat diet (Expandir a Pesquisa)
a cent » a cena (Expandir a Pesquisa), a cenp (Expandir a Pesquisa), a center (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": "(((( a cent nerve can dis ) OR ( i oral herve can dags ))) OR ( _ benign beale cat dis ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( a cent nerve can dis ) OR ( i oral herve can dags ))) OR ( _ benign beale cat dis ))*.