Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
nat computer » cat computer (Expandir a Pesquisa), fast computer (Expandir a Pesquisa), icat computer (Expandir a Pesquisa)
combes can » comes can (Expandir a Pesquisa), combes jean (Expandir a Pesquisa), combes a (Expandir a Pesquisa)
based new » based next (Expandir a Pesquisa), based near (Expandir a Pesquisa), based n (Expandir a Pesquisa)
a combes » a coombes (Expandir a Pesquisa), w combes (Expandir a Pesquisa), a combs (Expandir a Pesquisa)
a combi » a comb (Expandir a Pesquisa), a combine (Expandir a Pesquisa), a combat (Expandir a Pesquisa)
combi b » combi mb (Expandir a Pesquisa), combi c (Expandir a Pesquisa), combi _ (Expandir a Pesquisa)
b netw » b new (Expandir a Pesquisa), b neto (Expandir a Pesquisa), b net (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 combes can new ) or ( j a combi b netw ))) or ( j nat computer based new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j a combes can new ) OR ( j a combi b netw ))) OR ( j nat computer based new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j a combes can new ) or ( j a combi b netw ))) or ( j nat computer based new ))*.