Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
apl computer » maple computer (Expandir a Pesquisa), call computer (Expandir a Pesquisa), dal computer (Expandir a Pesquisa)
can newts » can new (Expandir a Pesquisa), can newly (Expandir a Pesquisa)
clamp can » clamp a (Expandir a Pesquisa), clamp ar (Expandir a Pesquisa), clamp cum (Expandir a Pesquisa)
based now » based snow (Expandir a Pesquisa), based non (Expandir a Pesquisa), based no2 (Expandir a Pesquisa)
can near » can never (Expandir a Pesquisa), can new (Expandir a Pesquisa)
cap can » gap can (Expandir a Pesquisa), cap cap (Expandir a Pesquisa), cap con (Expandir a Pesquisa)
c clamp » _ clamp (Expandir a Pesquisa)
5 cap » _ cap (Expandir a Pesquisa), a cap (Expandir a Pesquisa)
_ apl » _ apc (Expandir a Pesquisa), _ app (Expandir a Pesquisa), _ apo (Expandir a Pesquisa)
j 5 » j 65 (Expandir a Pesquisa), j 15 (Expandir a Pesquisa), j 50 (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 5 cap can near ) OR ( j c clamp can newts ))) OR ( _ apl computer based now ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j 5 cap can near ) OR ( j c clamp can newts ))) OR ( _ apl computer based now ))*.