Talvez deva tentar algumas variações de ortografia:
benigno nevi » benign nevi (Expandir a Pesquisa), benigno leyva (Expandir a Pesquisa), benigno de (Expandir a Pesquisa)
canal nerve » cranial nerve (Expandir a Pesquisa), clonal nerve (Expandir a Pesquisa), renal nerve (Expandir a Pesquisa)
real nerve » renal nerve (Expandir a Pesquisa), reveal nerve (Expandir a Pesquisa), fetal nerve (Expandir a Pesquisa)
nerve can » nerve canal (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
j benigno » a benigno (Expandir a Pesquisa), c benigno (Expandir a Pesquisa), _ benigno (Expandir a Pesquisa)
can dags » can data (Expandir a Pesquisa), can dan (Expandir a Pesquisa), can da (Expandir a Pesquisa)
nevi cns » nevi case (Expandir a Pesquisa), pelvi cns (Expandir a Pesquisa), nevi una (Expandir a Pesquisa)
cns dis » cns axis (Expandir a Pesquisa), cns does (Expandir a Pesquisa)
i real » i really (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: (((( _ canal nerve _ dis ) or ( i real nerve can dags ))) or ( j benigno nevi cns dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( _ canal nerve _ dis ) OR ( i real nerve can dags ))) OR ( j benigno nevi cns dis ))*.