Talvez deva tentar algumas variações de ortografia:
prevent nerve » prevents nerve (Expandir a Pesquisa), prevent neural (Expandir a Pesquisa), prevent anergy (Expandir a Pesquisa)
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)
nerve cyst » nerve cat (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
j prevent » j prevents (Expandir a Pesquisa), _ prevent (Expandir a Pesquisa), 3 prevent (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa)
j center » j centner (Expandir a Pesquisa), j centeno (Expandir a Pesquisa), j cestero (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case does (Expandir a Pesquisa)
j benign » j benigno (Expandir a Pesquisa), a benign (Expandir a Pesquisa), 1 benign (Expandir a Pesquisa)
nerve a » nerve _ (Expandir a Pesquisa)
a dye » _ dye (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: (((( j prevent nerve cyst dis ) or ( j center nerve case dis ))) or ( j benign nerve a dye ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j prevent nerve cyst dis ) OR ( j center nerve case dis ))) OR ( j benign nerve a dye )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j prevent nerve cyst dis ) or ( j center nerve case dis ))) or ( j benign nerve a dye ))*.