Talvez deva tentar algumas variações de ortografia:
cancer needle » cancer needs (Expandir a Pesquisa), cancer need (Expandir a Pesquisa), laser needle (Expandir a Pesquisa)
current nerve » recurrent nerve (Expandir a Pesquisa), current service (Expandir a Pesquisa), current survey (Expandir a Pesquisa)
benign nerve » benign nevi (Expandir a Pesquisa), benign neck (Expandir a Pesquisa), benign beale (Expandir a Pesquisa)
nerve can » nerve canal (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
needle c » needle _ (Expandir a Pesquisa), needle a (Expandir a Pesquisa), needle 5 (Expandir a Pesquisa)
j benign » j benigno (Expandir a Pesquisa), _ benign (Expandir a Pesquisa), a benign (Expandir a Pesquisa)
case dti » case data (Expandir a Pesquisa), based dti (Expandir a Pesquisa), case due (Expandir a Pesquisa)
can dcs » can tdcs (Expandir a Pesquisa), can dce (Expandir a Pesquisa), can dags (Expandir a Pesquisa)
c dos » e dos (Expandir a Pesquisa), a dos (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 needle c dos ) or ( 2 current nerve can dcs ))) or ( j benign nerve case dti ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( _ cancer needle c dos ) OR ( 2 current nerve can dcs ))) OR ( j benign nerve case dti )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( _ cancer needle c dos ) or ( 2 current nerve can dcs ))) or ( j benign nerve case dti ))*.