Talvez deva tentar algumas variações de ortografia:
what computers » when computers (Expandir a Pesquisa), how computers (Expandir a Pesquisa), what consumers (Expandir a Pesquisa)
computer case » computer based (Expandir a Pesquisa), computer code (Expandir a Pesquisa), computer can (Expandir a Pesquisa)
computers can » computers a (Expandir a Pesquisa), computers _ (Expandir a Pesquisa)
compared can » compared a (Expandir a Pesquisa), compared law (Expandir a Pesquisa), companies can (Expandir a Pesquisa)
l computer » il computer (Expandir a Pesquisa), al computer (Expandir a Pesquisa), dal computer (Expandir a Pesquisa)
a compared » data compared (Expandir a Pesquisa)
case netw » case net (Expandir a Pesquisa), case new (Expandir a Pesquisa), case note (Expandir a Pesquisa)
can newts » can net (Expandir a Pesquisa), can newly (Expandir a Pesquisa)
j what » rj what (Expandir a Pesquisa), 2 what (Expandir a Pesquisa), 1 what (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j l computer case netw ) OR ( j a compared can newts ))) OR ( j what computers can new ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j l computer case netw ) or ( j a compared can newts ))) or ( j what computers can new ))*.