Talvez deva tentar algumas variações de ortografia:
center nerve » cancer nerve (Expandir a Pesquisa), center nurse (Expandir a Pesquisa), letter nerve (Expandir a Pesquisa)
bent nervous » get nervous (Expandir a Pesquisa), cental nervous (Expandir a Pesquisa), center nervous (Expandir a Pesquisa)
crest nerve » treat nerve (Expandir a Pesquisa), crest derived (Expandir a Pesquisa), current nerve (Expandir a Pesquisa)
case diets » cake diets (Expandir a Pesquisa), cane diets (Expandir a Pesquisa), based diets (Expandir a Pesquisa)
nerve can » nerve canal (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
a center » a century (Expandir a Pesquisa)
system d » system de (Expandir a Pesquisa), system der (Expandir a Pesquisa), system des (Expandir a Pesquisa)
can dis » can disc (Expandir a Pesquisa), van dis (Expandir a Pesquisa), can die (Expandir a Pesquisa)
i crest » i crestr (Expandir a Pesquisa), _ crest (Expandir a Pesquisa), a crest (Expandir a Pesquisa)
j bent » j benet (Expandir a Pesquisa), j bento (Expandir a Pesquisa), j bena (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 can dis ) or ( i crest nerve case diets ))) or ( j bent nervous system d ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( a center nerve can dis ) OR ( i crest nerve case diets ))) OR ( j bent nervous system d )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( a center nerve can dis ) or ( i crest nerve case diets ))) or ( j bent nervous system d ))*.