Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
data compared » data comparing (Expandir a Pesquisa)
rut computer » ut computer (Expandir a Pesquisa), duct computer (Expandir a Pesquisa), iet computer (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa), compare a (Expandir a Pesquisa), compare _ (Expandir a Pesquisa)
compr can » comp can (Expandir a Pesquisa), computer can (Expandir a Pesquisa), compared can (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)
l compr » l comper (Expandir a Pesquisa), la compr (Expandir a Pesquisa), l comps (Expandir a Pesquisa)
a notes » a nortes (Expandir a Pesquisa), _ notes (Expandir a Pesquisa), a note (Expandir a Pesquisa)
j data » j datta (Expandir a Pesquisa), j daza (Expandir a Pesquisa), j daka (Expandir a Pesquisa)
j rut » j ruth (Expandir a Pesquisa), j rust (Expandir a Pesquisa), j rutz (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 l compr can netw ) or ( j data compared a notes ))) or ( j rut computer based new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j l compr can netw ) OR ( j data compared a notes ))) OR ( j rut computer based new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j l compr can netw ) or ( j data compared a notes ))) or ( j rut computer based new ))*.