Talvez deva tentar algumas variações de ortografia:
center nerve » cancer nerve (Expandir a Pesquisa), center nurse (Expandir a Pesquisa), letter nerve (Expandir a Pesquisa)
both nerves » both nerve (Expandir a Pesquisa), other nerves (Expandir a Pesquisa), both neurons (Expandir a Pesquisa)
nerves case » nerve case (Expandir a Pesquisa), nerves based (Expandir a Pesquisa), nervosa case (Expandir a Pesquisa)
benign have » benign base (Expandir a Pesquisa), benign case (Expandir a Pesquisa), benign hair (Expandir a Pesquisa)
have caused » case caused (Expandir a Pesquisa), have used (Expandir a Pesquisa), change caused (Expandir a Pesquisa)
caused due » causes due (Expandir a Pesquisa), caused deep (Expandir a Pesquisa), caused drug (Expandir a Pesquisa)
j center » j centner (Expandir a Pesquisa), j centeno (Expandir a Pesquisa), j cestero (Expandir a Pesquisa)
case dti » case data (Expandir a Pesquisa), based dti (Expandir a Pesquisa), case due (Expandir a Pesquisa)
j benign » j benigno (Expandir a Pesquisa), _ benign (Expandir a Pesquisa), a benign (Expandir a Pesquisa)
j both » j botha (Expandir a Pesquisa), j booth (Expandir a Pesquisa), j bott (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j center nerve _ dos ) OR ((( j both nerves case dti ) OR ( j benign have caused due ))))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j center nerve _ dos ) or ((( j both nerves case dti ) or ( j benign have caused due ))))*.