Talvez deva tentar algumas variações de ortografia:
cancer nerve » cancer serves (Expandir a Pesquisa), cancer needle (Expandir a Pesquisa), cancer nested (Expandir a Pesquisa)
benign nerve » benign nevi (Expandir a Pesquisa), benign beale (Expandir a Pesquisa), benign nevus (Expandir a Pesquisa)
nerve based » nerves based (Expandir a Pesquisa), nerve caused (Expandir a Pesquisa), nerve case (Expandir a Pesquisa)
benign neck » benign nevi (Expandir a Pesquisa)
neck rnase » neck case (Expandir a Pesquisa), neck phase (Expandir a Pesquisa), neck rare (Expandir a Pesquisa)
nerve nn » nerve non (Expandir a Pesquisa), nerve na (Expandir a Pesquisa), nerve net (Expandir a Pesquisa)
j benign » j benigno (Expandir a Pesquisa), _ benign (Expandir a Pesquisa), a benign (Expandir a Pesquisa)
based di » based dir (Expandir a Pesquisa), based diet (Expandir a Pesquisa), based disk (Expandir a Pesquisa)
rnase di » rnase ii (Expandir a Pesquisa), rnase hi (Expandir a Pesquisa), rnase d (Expandir a Pesquisa)
nn dis » en dis (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: (( _ cancer nerve nn dis ) or ((( j benign nerve based di ) or ( j benign neck rnase di ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( _ cancer nerve nn dis ) OR ((( j benign nerve based di ) OR ( j benign neck rnase di ))))*.