Talvez deva tentar algumas variações de ortografia:
cancer nerve » cancer serves (Expandir a Pesquisa), cancer needle (Expandir a Pesquisa), cancer nested (Expandir a Pesquisa)
centre nerve » centre nere (Expandir a Pesquisa), central nerve (Expandir a Pesquisa), centre curve (Expandir a Pesquisa)
mental nerve » ventral nerve (Expandir a Pesquisa), central nerve (Expandir a Pesquisa)
ii centre » ii centres (Expandir a Pesquisa), bi centre (Expandir a Pesquisa), ii centro (Expandir a Pesquisa)
j cancer » j canter (Expandir a Pesquisa), j cantero (Expandir a Pesquisa), j candel (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case does (Expandir a Pesquisa)
j mental » j mengual (Expandir a Pesquisa), j mena (Expandir a Pesquisa), j mehta (Expandir a Pesquisa)
nerve c » nerve cn (Expandir a Pesquisa), nerve a (Expandir a Pesquisa), nerve can (Expandir a Pesquisa)
c did » _ did (Expandir a Pesquisa), i did (Expandir a Pesquisa), c dir (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": "(((( j cancer nerve c did ) OR ( ii centre nerve case dis ))) OR ( j mental nerve _ due ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j cancer nerve c did ) OR ( ii centre nerve case dis ))) OR ( j mental nerve _ due ))*.