Talvez deva tentar algumas variações de ortografia:
sensory nerve » sensory neuron (Expandir a Pesquisa)
rectal nerve » mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa), fetal nerve (Expandir a Pesquisa)
benign nevi » benign neck (Expandir a Pesquisa)
i sensory » ii sensory (Expandir a Pesquisa), i sensors (Expandir a Pesquisa), i sensor (Expandir a Pesquisa)
nerve can » nerve canal (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
i rectal » ii rectal (Expandir a Pesquisa), c rectal (Expandir a Pesquisa), iii rectal (Expandir a Pesquisa)
j benign » j benigno (Expandir a Pesquisa), do benign (Expandir a Pesquisa), j benito (Expandir a Pesquisa)
nerve c » nerve cn (Expandir a Pesquisa), nerve _ (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
can dan » can data (Expandir a Pesquisa)
nevi c » nevi _ (Expandir a Pesquisa), levi c (Expandir a Pesquisa), devi c (Expandir a Pesquisa)
c dis » c dias (Expandir a Pesquisa), c disc (Expandir a Pesquisa), c dos (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": "(((( i sensory nerve c dis ) OR ( i rectal nerve can dan ))) OR ( j benign nevi c dis ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( i sensory nerve c dis ) OR ( i rectal nerve can dan ))) OR ( j benign nevi c dis ))*.