Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
icat computer » cat computer (Expandir a Pesquisa), iet computer (Expandir a Pesquisa), iot computer (Expandir a Pesquisa)
nat computer » cat computer (Expandir a Pesquisa), fast 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 netw » can new (Expandir a Pesquisa), can net (Expandir a Pesquisa), can newts (Expandir a Pesquisa)
a combe » la combe (Expandir a Pesquisa), a combes (Expandir a Pesquisa), a comb (Expandir a Pesquisa)
j icat » _ icat (Expandir a Pesquisa)
j nat » j nart (Expandir a Pesquisa), _ nat (Expandir a Pesquisa), e nat (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 a combe can netw ) or ((( j nat computer based new ) OR ( j icat computer based new ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j a combe can netw ) OR ((( j nat computer based new ) OR ( j icat computer based new )))).
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j a combe can netw ) or ((( j nat computer based new ) OR ( j icat computer based new ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j a combe can netw ) or ((( j nat computer based new ) OR ( j icat computer based new ))))*.