Talvez deva tentar algumas variações de ortografia:
direct energy » directed energy (Expandir a Pesquisa)
current nerve » recurrent nerve (Expandir a Pesquisa), current service (Expandir a Pesquisa), current energy (Expandir a Pesquisa)
energy case » energy cane (Expandir a Pesquisa), energy class (Expandir a Pesquisa), energy cone (Expandir a Pesquisa)
benet nerve » bent nerve (Expandir a Pesquisa), detect nerve (Expandir a Pesquisa), benign nerve (Expandir a Pesquisa)
case does » cases does (Expandir a Pesquisa), cause does (Expandir a Pesquisa), base does (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve ct (Expandir a Pesquisa), nerve cut (Expandir a Pesquisa)
cat diets » fat diets (Expandir a Pesquisa), salt diets (Expandir a Pesquisa), fad diets (Expandir a Pesquisa)
j benet » j bennett (Expandir a Pesquisa), j benito (Expandir a Pesquisa), j benesi (Expandir a Pesquisa)
nerve a » nerve _ (Expandir a Pesquisa)
a dos » a dog (Expandir a Pesquisa), e dos (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 direct energy case does ) or ( i current nerve cat diets ))) or ( j benet nerve a dos ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( a direct energy case does ) OR ( i current nerve cat diets ))) OR ( j benet nerve a dos )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( a direct energy case does ) or ( i current nerve cat diets ))) or ( j benet nerve a dos ))*.