Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
das computer » dos computer (Expandir a Pesquisa), d0s computer (Expandir a Pesquisa), does computer (Expandir a Pesquisa)
nasr camp » nasr rami (Expandir a Pesquisa), nasr aml (Expandir a Pesquisa)
based now » based snow (Expandir a Pesquisa), based non (Expandir a Pesquisa), based no2 (Expandir a Pesquisa)
ca never » can never (Expandir a Pesquisa), a never (Expandir a Pesquisa), has never (Expandir a Pesquisa)
camp ca » camp a (Expandir a Pesquisa), camp c (Expandir a Pesquisa), camp camp (Expandir a Pesquisa)
c clamp » _ 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)
j nasr » j nash (Expandir a Pesquisa), b nasr (Expandir a Pesquisa), e nasr (Expandir a Pesquisa)
_ das » _ day (Expandir a Pesquisa), e das (Expandir a Pesquisa), _ dar (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 nasr camp ca never ) or ( j c clamp a newts ))) or ( _ das computer based now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j nasr camp ca never ) OR ( j c clamp a newts ))) OR ( _ das computer based now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j nasr camp ca never ) or ( j c clamp a newts ))) or ( _ das computer based now ))*.