Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
computer code » computer model (Expandir a Pesquisa), computer models (Expandir a Pesquisa), computer crime (Expandir a Pesquisa)
nat computer » cat computer (Expandir a Pesquisa), fast computer (Expandir a Pesquisa), icat computer (Expandir a Pesquisa)
code near » mode near (Expandir a Pesquisa), de near (Expandir a Pesquisa), code nec2 (Expandir a Pesquisa)
based new » based next (Expandir a Pesquisa), based near (Expandir a Pesquisa), based n (Expandir a Pesquisa)
a clamp » _ clamp (Expandir a Pesquisa), a claims (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 small » 1 small (Expandir a Pesquisa), 2 small (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: (((( _ nat computer code near ) or ( j a clamp a newts ))) or ( j small computer based new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( _ nat computer code near ) OR ( j a clamp a newts ))) OR ( j small computer based new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( _ nat computer code near ) or ( j a clamp a newts ))) or ( j small computer based new ))*.