Talvez deva tentar algumas variações de ortografia:
centner nerve » central nerve (Expandir a Pesquisa), cancer nerve (Expandir a Pesquisa), letter nerve (Expandir a Pesquisa)
absent nerve » bent nerve (Expandir a Pesquisa), abducent nerve (Expandir a Pesquisa), augment nerve (Expandir a Pesquisa)
benign neck » benign nevi (Expandir a Pesquisa)
neck based » neck case (Expandir a Pesquisa), neck cases (Expandir a Pesquisa), rock based (Expandir a Pesquisa)
j centner » j center (Expandir a Pesquisa), m centner (Expandir a Pesquisa), _ entner (Expandir a Pesquisa)
nerve cn » nerve can (Expandir a Pesquisa), nerve c (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa)
j absent » _ absent (Expandir a Pesquisa), l absent (Expandir a Pesquisa), 17 absent (Expandir a Pesquisa)
based di » based dir (Expandir a Pesquisa), based diet (Expandir a Pesquisa), based disk (Expandir a Pesquisa)
cn dos » con dos (Expandir a Pesquisa), cen dos (Expandir a Pesquisa), dcn 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": "(( j centner nerve cn dos ) OR ((( j absent nerve case due ) OR ( _ benign neck based di ))))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j centner nerve cn dos ) OR ((( j absent nerve case due ) OR ( _ benign neck based di ))))*.