Talvez deva tentar algumas variações de ortografia:
raiho computer » rairo computer (Expandir a Pesquisa), brain computer (Expandir a Pesquisa), carlo computer (Expandir a Pesquisa)
computer based » computer aided (Expandir a Pesquisa)
natl compared » nacl compared (Expandir a Pesquisa), nail compared (Expandir a Pesquisa), al 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)
clamp ar » clamp a (Expandir a Pesquisa), clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa)
ar newts » can newts (Expandir a Pesquisa), _ newts (Expandir a Pesquisa), war news (Expandir a Pesquisa)
m raiho » a raiho (Expandir a Pesquisa), m raio (Expandir a Pesquisa), m raison (Expandir a Pesquisa)
j natl » j nail (Expandir a Pesquisa), _ natl (Expandir a Pesquisa), j nat (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: (((( j natl compared can new ) OR ( j _ clamp ar newts ))) OR ( m raiho computer based now ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j natl compared can new ) or ( j _ clamp ar newts ))) or ( m raiho computer based now ))*.