Talvez deva tentar algumas variações de ortografia:
computer sided » computer aided (Expandir a Pesquisa), computer guided (Expandir a Pesquisa), computer video (Expandir a Pesquisa)
cat computer » cost computer (Expandir a Pesquisa), fast computer (Expandir a Pesquisa), ut computer (Expandir a Pesquisa)
combe can » pombe can (Expandir a Pesquisa), combe juan (Expandir a Pesquisa), combe jean (Expandir a Pesquisa)
sided new » side new (Expandir a Pesquisa), sided neck (Expandir a Pesquisa), sided near (Expandir a Pesquisa)
a combe » la combe (Expandir a Pesquisa), a combes (Expandir a Pesquisa), a comb (Expandir a Pesquisa)
can net » can next (Expandir a Pesquisa), can new (Expandir a Pesquisa), dan net (Expandir a Pesquisa)
combe a » combe b (Expandir a Pesquisa), combe c (Expandir a Pesquisa), pombe a (Expandir a Pesquisa)
a netw » a neto (Expandir a Pesquisa), a neta (Expandir a Pesquisa), a netb (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.

• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( j a combe can net ) OR ( j a combe a netw ))) OR ( j cat computer sided new ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j a combe can net ) OR ( j a combe a netw ))) OR ( j cat computer sided new ))*.