Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
data compared » data comparing (Expandir a Pesquisa)
nart computer » smart computer (Expandir a Pesquisa), heart computer (Expandir a Pesquisa), fast computer (Expandir a Pesquisa)
pada computer » ada computer (Expandir a Pesquisa), data computer (Expandir a Pesquisa), a computer (Expandir a Pesquisa)
compared can » compared a (Expandir a Pesquisa), compared law (Expandir a Pesquisa), companies can (Expandir a Pesquisa)
computer a » computer _ (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)
j nart » _ nart (Expandir a Pesquisa), j nare (Expandir a Pesquisa), j narr (Expandir a Pesquisa)
e pada » fe pada (Expandir a Pesquisa), e padua (Expandir a Pesquisa), e padoa (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: (( e data compared can netw ) or ((( j nart computer based new ) or ( e pada computer a new ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( e data compared can netw ) OR ((( j nart computer based new ) OR ( e pada computer a new )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( e data compared can netw ) or ((( j nart computer based new ) or ( e pada computer a new ))))*.