Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
nare compared » care compared (Expandir a Pesquisa), rare compared (Expandir a Pesquisa), were compared (Expandir a Pesquisa)
compared can » compared a (Expandir a Pesquisa), compared law (Expandir a Pesquisa), companies can (Expandir a Pesquisa)
based now » based snow (Expandir a Pesquisa), based non (Expandir a Pesquisa), based no2 (Expandir a Pesquisa)
can netw » can new (Expandir a Pesquisa), can net (Expandir a Pesquisa), can newts (Expandir a Pesquisa)
lamp pcr » clamp pcr (Expandir a Pesquisa), amp pcr (Expandir a Pesquisa), ramp pcr (Expandir a Pesquisa)
pcr new » ccr new (Expandir a Pesquisa), pcr next (Expandir a Pesquisa)
1 small » u1 small (Expandir a Pesquisa), 2 small (Expandir a Pesquisa)
j narr » l narr (Expandir a Pesquisa), j nair (Expandir a Pesquisa), j nare (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( _ nare compared can netw ) OR ( j narr lamp pcr new ))) OR ( 1 small computer based now ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( _ nare compared can netw ) or ( j narr lamp pcr new ))) or ( 1 small computer based now ))*.