Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
cat computer » cost computer (Expandir a Pesquisa), fast computer (Expandir a Pesquisa), ut computer (Expandir a Pesquisa)
ra compared » a compared (Expandir a Pesquisa), dna compared (Expandir a Pesquisa), korea compared (Expandir a Pesquisa)
compra can » compra con (Expandir a Pesquisa), compra en (Expandir a Pesquisa), compra da (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa)
based new » based next (Expandir a Pesquisa), based near (Expandir a Pesquisa), based n (Expandir a Pesquisa)
a compra » la compra (Expandir a Pesquisa), da compra (Expandir a Pesquisa), na compra (Expandir a Pesquisa)
can netw » can new (Expandir a Pesquisa), can net (Expandir a Pesquisa), can newts (Expandir a Pesquisa)
a netw » a neto (Expandir a Pesquisa), a neta (Expandir a Pesquisa), a netb (Expandir a Pesquisa)
j ra » j r (Expandir a Pesquisa), j da (Expandir a Pesquisa), j ma (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 compra can netw ) or ( j ra compared a netw ))) or ( _ cat computer based new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j a compra can netw ) OR ( j ra compared a netw ))) OR ( _ cat computer based new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j a compra can netw ) or ( j ra compared a netw ))) or ( _ cat computer based new ))*.