Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
about computer » ut computer (Expandir a Pesquisa), about complex (Expandir a Pesquisa), without computer (Expandir a Pesquisa)
fast computer » cost computer (Expandir a Pesquisa), best computer (Expandir a Pesquisa), fast computing (Expandir a Pesquisa)
computer can » computers can (Expandir a Pesquisa), computer case (Expandir a Pesquisa), computer a (Expandir a Pesquisa)
based next » based nested (Expandir a Pesquisa)
compr can » comp can (Expandir a Pesquisa), compared can (Expandir a Pesquisa)
l compr » l comper (Expandir a Pesquisa), la compr (Expandir a Pesquisa), l comps (Expandir a Pesquisa)
can net » can next (Expandir a Pesquisa), dan net (Expandir a Pesquisa), can nt (Expandir a Pesquisa)
a about » a abou (Expandir a Pesquisa), a aboud (Expandir a Pesquisa), a aborto (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 net ) or ((( a fast computer can new ) or ( a about computer based next ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l compr can net ) OR ((( a fast computer can new ) OR ( a about computer based next )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l compr can net ) or ((( a fast computer can new ) or ( a about computer based next ))))*.