Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
nac computer » a computer (Expandir a Pesquisa), ugc computer (Expandir a Pesquisa), acm computer (Expandir a Pesquisa)
based note » based node (Expandir a Pesquisa), based noe (Expandir a Pesquisa), based novel (Expandir a Pesquisa)
camp can » clamp can (Expandir a Pesquisa), camp ca (Expandir a Pesquisa), amp can (Expandir a Pesquisa)
el camp » el campo (Expandir a Pesquisa), del camp (Expandir a Pesquisa), el cap (Expandir a Pesquisa)
a clamp » _ clamp (Expandir a Pesquisa), c clamp (Expandir a Pesquisa), dna clamp (Expandir a Pesquisa)
clamp a » clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa)
a newts » _ newts (Expandir a Pesquisa), a news (Expandir a Pesquisa), a newt (Expandir a Pesquisa)
_ nac » _ nad (Expandir a Pesquisa), _ nab (Expandir a Pesquisa)
j el » j l (Expandir a Pesquisa), j e (Expandir a Pesquisa), j al (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 el camp can new ) or ( j a clamp a newts ))) or ( _ nac computer based note ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j el camp can new ) OR ( j a clamp a newts ))) OR ( _ nac computer based note )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j el camp can new ) or ( j a clamp a newts ))) or ( _ nac computer based note ))*.