Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
fast computer » cost computer (Expandir a Pesquisa), best computer (Expandir a Pesquisa), fast computing (Expandir a Pesquisa)
nat computer » cat computer (Expandir a Pesquisa), icat computer (Expandir a Pesquisa), unit computer (Expandir a Pesquisa)
combe can » combe juan (Expandir a Pesquisa), combe jean (Expandir a Pesquisa), combe c (Expandir a Pesquisa)
based new » based next (Expandir a Pesquisa), based near (Expandir a Pesquisa), based n (Expandir a Pesquisa)
can net » can next (Expandir a Pesquisa), can new (Expandir a Pesquisa), dan net (Expandir a Pesquisa)
j fast » j faust (Expandir a Pesquisa), j fausto (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 combe can net ) or ((( j nat computer based new ) OR ( j fast computer based new ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j la combe can net ) OR ((( j nat computer based new ) OR ( j fast computer based new )))).
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j la combe can net ) or ((( j nat computer based new ) OR ( j fast computer based new ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j la combe can net ) or ((( j nat computer based new ) OR ( j fast computer based new ))))*.