Talvez deva tentar algumas variações de ortografia:
prevent nerve » prevents nerve (Expandir a Pesquisa), prevent neural (Expandir a Pesquisa), prevent anergy (Expandir a Pesquisa)
delta nerve » beta nerve (Expandir a Pesquisa), deltoid nerve (Expandir a Pesquisa), deltas served (Expandir a Pesquisa)
3 prevent » 3 prevents (Expandir a Pesquisa), a prevent (Expandir a Pesquisa), p53 prevents (Expandir a Pesquisa)
i prevent » i prevents (Expandir a Pesquisa), ii prevent (Expandir a Pesquisa), a prevent (Expandir a Pesquisa)
nerve age » nerve agent (Expandir a Pesquisa), nerve area (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
nerve can » nerve canal (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case does (Expandir a Pesquisa)
age disc » aged disc (Expandir a Pesquisa), large disc (Expandir a Pesquisa), age discus (Expandir a Pesquisa)
j delta » j della (Expandir a Pesquisa), j delton (Expandir a Pesquisa)
can dig » can ding (Expandir a Pesquisa), can die (Expandir a Pesquisa), can diet (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: (((( 3 prevent nerve case dis ) or ( i prevent nerve age disc ))) or ( j delta nerve can dig ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( 3 prevent nerve case dis ) OR ( i prevent nerve age disc ))) OR ( j delta nerve can dig )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( 3 prevent nerve case dis ) or ( i prevent nerve age disc ))) or ( j delta nerve can dig ))*.