Talvez deva tentar algumas variações de ortografia:
comparing cases » comparing causes (Expandir a Pesquisa), comparing case (Expandir a Pesquisa), comparing mases (Expandir a Pesquisa)
nat comparing » fat comparing (Expandir a Pesquisa), dast comparing (Expandir a Pesquisa), last comparing (Expandir a Pesquisa)
computer can » computers can (Expandir a Pesquisa), computer case (Expandir a Pesquisa), computer a (Expandir a Pesquisa)
la computer » a computer (Expandir a Pesquisa), via computer (Expandir a Pesquisa), uxa computer (Expandir a Pesquisa)
combe can » combe juan (Expandir a Pesquisa), combe jean (Expandir a Pesquisa), combe c (Expandir a Pesquisa)
can netw » can new (Expandir a Pesquisa), can net (Expandir a Pesquisa), can newts (Expandir a Pesquisa)
j nat » j nart (Expandir a Pesquisa), _ nat (Expandir a Pesquisa), e nat (Expandir a Pesquisa)
j la » j a (Expandir a Pesquisa), j l (Expandir a Pesquisa), j da (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 la computer can netw ) or ( j la combe can netw ))) or ( j nat comparing cases new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j la computer can netw ) OR ( j la combe can netw ))) OR ( j nat comparing cases new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j la computer can netw ) or ( j la combe can netw ))) or ( j nat comparing cases new ))*.