Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
computer can » computers can (Expandir a Pesquisa), computer case (Expandir a Pesquisa), computer a (Expandir a Pesquisa)
el computer » il computer (Expandir a Pesquisa), al computer (Expandir a Pesquisa), dal computer (Expandir a Pesquisa)
l computer » il computer (Expandir a Pesquisa), al computer (Expandir a Pesquisa), dal computer (Expandir a Pesquisa)
can never » than never (Expandir a Pesquisa), a never (Expandir a Pesquisa), has never (Expandir a Pesquisa)
clamp can » clamp a (Expandir a Pesquisa), clamp ar (Expandir a Pesquisa), clamp cum (Expandir a Pesquisa)
can newts » can new (Expandir a Pesquisa), can newly (Expandir a Pesquisa)
based new » based next (Expandir a Pesquisa), based near (Expandir a Pesquisa), based n (Expandir a Pesquisa)
c clamp » _ clamp (Expandir a Pesquisa)
j el » j e (Expandir a Pesquisa), j al (Expandir a Pesquisa), j et (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 computer can never ) or ( j c clamp can newts ))) or ( j el computer based new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j l computer can never ) OR ( j c clamp can newts ))) OR ( j el computer based new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j l computer can never ) or ( j c clamp can newts ))) or ( j el computer based new ))*.