Talvez deva tentar algumas variações de ortografia:
center nerve » cancer nerve (Expandir a Pesquisa), center nurse (Expandir a Pesquisa), letter nerve (Expandir a Pesquisa)
benign nerve » benign nevi (Expandir a Pesquisa), benign neck (Expandir a Pesquisa), benign beale (Expandir a Pesquisa)
dental nerve » mental nerve (Expandir a Pesquisa), ventral nerve (Expandir a Pesquisa), central nerve (Expandir a Pesquisa)
case does » cases does (Expandir a Pesquisa), cause does (Expandir a Pesquisa), case goes (Expandir a Pesquisa)
case dose » base dose (Expandir a Pesquisa), case done (Expandir a Pesquisa), phase dose (Expandir a Pesquisa)
a center » a century (Expandir a Pesquisa)
j benign » j benigno (Expandir a Pesquisa), _ benign (Expandir a Pesquisa), a benign (Expandir a Pesquisa)
j dental » j dent (Expandir a Pesquisa), j delta (Expandir a Pesquisa), j deal (Expandir a Pesquisa)
nerve a » nerve _ (Expandir a Pesquisa)
a diets » a dietas (Expandir a Pesquisa), a diet's (Expandir a Pesquisa), a dinets (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Performing a fuzzy search may retrieve terms with similar spellings: (( a center nerve a diets ) or ((( j benign nerve case does ) or ( j dental nerve case dose ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( a center nerve a diets ) OR ((( j benign nerve case does ) OR ( j dental nerve case dose )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( a center nerve a diets ) or ((( j benign nerve case does ) or ( j dental nerve case dose ))))*.