Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
current newton » current newborn (Expandir a Pesquisa), current non (Expandir a Pesquisa), current new (Expandir a Pesquisa)
clamp current » clamp currents (Expandir a Pesquisa), class current (Expandir a Pesquisa), ramp current (Expandir a Pesquisa)
nail computer » daily computer (Expandir a Pesquisa), dal computer (Expandir a Pesquisa), il computer (Expandir a Pesquisa)
natali compr » natalia comp (Expandir a Pesquisa), natali gomez (Expandir a Pesquisa), natali costa (Expandir a Pesquisa)
compr can » comp can (Expandir a Pesquisa), computer can (Expandir a Pesquisa), compared can (Expandir a Pesquisa)
j natali » j natalia (Expandir a Pesquisa), a natali (Expandir a Pesquisa), j nadal (Expandir a Pesquisa)
can near » can never (Expandir a Pesquisa), can new (Expandir a Pesquisa)
c clamp » _ clamp (Expandir a Pesquisa)
j nail » _ nail (Expandir a Pesquisa), a nail (Expandir a Pesquisa), 3 nail (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 natali compr can near ) or ( j c clamp current newton ))) or ( j nail computer based non ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j natali compr can near ) OR ( j c clamp current newton ))) OR ( j nail computer based non )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j natali compr can near ) or ( j c clamp current newton ))) or ( j nail computer based non ))*.