Talvez deva tentar algumas variações de ortografia:
age computers » age computer (Expandir a Pesquisa), large computers (Expandir a Pesquisa), use computers (Expandir a Pesquisa)
computers can » computers a (Expandir a Pesquisa), computers _ (Expandir a Pesquisa)
nat computers » what computers (Expandir a Pesquisa), iet computers (Expandir a Pesquisa), can computers (Expandir a Pesquisa)
can newts » can new (Expandir a Pesquisa), can newly (Expandir a Pesquisa)
camp can » clamp can (Expandir a Pesquisa), camp ca (Expandir a Pesquisa), amp can (Expandir a Pesquisa)
can netw » can new (Expandir a Pesquisa), can net (Expandir a Pesquisa), can now (Expandir a Pesquisa)
can non » dan non (Expandir a Pesquisa), than non (Expandir a Pesquisa)
j age » j ager (Expandir a Pesquisa), _ age (Expandir a Pesquisa), l age (Expandir a Pesquisa)
e nat » e nata (Expandir a Pesquisa), e nao (Expandir a Pesquisa), e nas (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( j age computers can newts ) OR ( j a camp can netw ))) OR ( e nat computers can non ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j age computers can newts ) OR ( j a camp can netw ))) OR ( e nat computers can non ))*.