Talvez deva tentar algumas variações de ortografia:
benitez nerve » benitez narvaez (Expandir a Pesquisa), benitez nuria (Expandir a Pesquisa), benitez nara (Expandir a Pesquisa)
cancer nerve » cancer serves (Expandir a Pesquisa), cancer nurse (Expandir a Pesquisa), cancer nurses (Expandir a Pesquisa)
nerve cause » nerve caused (Expandir a Pesquisa), nerve course (Expandir a Pesquisa), nerve crush (Expandir a Pesquisa)
mejia nerve » mejia narvaez (Expandir a Pesquisa)
cause does » causes does (Expandir a Pesquisa), cause des (Expandir a Pesquisa), pause does (Expandir a Pesquisa)
j benitez » a benitez (Expandir a Pesquisa)
case goes » care goes (Expandir a Pesquisa), age goes (Expandir a Pesquisa), jose goes (Expandir a Pesquisa)
nerve c » nerve cn (Expandir a Pesquisa), nerve _ (Expandir a Pesquisa), nerve a (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": "(( _ cancer nerve c dis ) OR ((( j benitez nerve cause does ) OR ( j mejia nerve case goes ))))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( _ cancer nerve c dis ) OR ((( j benitez nerve cause does ) OR ( j mejia nerve case goes ))))*.