Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
natl compared » nacl compared (Expandir a Pesquisa), nail compared (Expandir a Pesquisa), acl compared (Expandir a Pesquisa)
compared case » compared can (Expandir a Pesquisa), companies case (Expandir a Pesquisa), comparing case (Expandir a Pesquisa)
il computer » dal computer (Expandir a Pesquisa), aix computer (Expandir a Pesquisa), 2 computer (Expandir a Pesquisa)
case near » cases near (Expandir a Pesquisa), care near (Expandir a Pesquisa), base near (Expandir a Pesquisa)
clamp can » clamp a (Expandir a Pesquisa), clamp ar (Expandir a Pesquisa), clamp cum (Expandir a Pesquisa)
can newts » can new (Expandir a Pesquisa), can newly (Expandir a Pesquisa)
based now » based snow (Expandir a Pesquisa), based non (Expandir a Pesquisa), based no2 (Expandir a Pesquisa)
a clamp » _ clamp (Expandir a Pesquisa), dna clamp (Expandir a Pesquisa), a claims (Expandir a Pesquisa)
j natl » _ natl (Expandir a Pesquisa), j nail (Expandir a Pesquisa), j nat (Expandir a Pesquisa)
j il » j l (Expandir a Pesquisa), j i (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 natl compared case near ) or ( j a clamp can newts ))) or ( j il computer based now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j natl compared case near ) OR ( j a clamp can newts ))) OR ( j il computer based now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j natl compared case near ) or ( j a clamp can newts ))) or ( j il computer based now ))*.