Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
fast computer » cost computer (Expandir a Pesquisa), best computer (Expandir a Pesquisa), fast computing (Expandir a Pesquisa)
cat compared » cast compared (Expandir a Pesquisa), cats compared (Expandir a Pesquisa), ct compared (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa), compare a (Expandir a Pesquisa), compare _ (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)
a neta » a neto (Expandir a Pesquisa), a nectar (Expandir a Pesquisa)
3 fast » 3d fast (Expandir a Pesquisa), a fast (Expandir a Pesquisa), 3 fasa (Expandir a Pesquisa)
j cat » _ cat (Expandir a Pesquisa), a cat (Expandir a Pesquisa), j cao (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 cat compared a neta ) or ((( 3 fast computer based new ) or ( _ fast computer a new ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j cat compared a neta ) OR ((( 3 fast computer based new ) OR ( _ fast computer a new )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j cat compared a neta ) or ((( 3 fast computer based new ) or ( _ fast computer a new ))))*.