Talvez deva tentar algumas variações de ortografia:
current surveys » current survey (Expandir a Pesquisa)
surveys system » survey system (Expandir a Pesquisa), survey systems (Expandir a Pesquisa), surveying system (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa), central nerve (Expandir a Pesquisa)
bena nerve » beta nerve (Expandir a Pesquisa), bent nerve (Expandir a Pesquisa), renal nerve (Expandir a Pesquisa)
nerve eat » nerve seath (Expandir a Pesquisa), nerve exam (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
system di » system de (Expandir a Pesquisa), system d (Expandir a Pesquisa), system dias (Expandir a Pesquisa)
eat diet » meat diet (Expandir a Pesquisa), fat diet (Expandir a Pesquisa), wheat diet (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case does (Expandir a Pesquisa)
i cent » i cento (Expandir a Pesquisa), ai cent (Expandir a Pesquisa), ii cent (Expandir a Pesquisa)
j bena » j bela (Expandir a Pesquisa), j bent (Expandir a Pesquisa), j benham (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: (((( i cent nerve eat diet ) or ( i current surveys system di ))) or ( j bena nerve case dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( i cent nerve eat diet ) OR ( i current surveys system di ))) OR ( j bena nerve case dis ))*.