Talvez deva tentar algumas variações de ortografia:
held computers » held computer (Expandir a Pesquisa), handheld computers (Expandir a Pesquisa)
computers can » computers a (Expandir a Pesquisa), computers _ (Expandir a Pesquisa)
nat computer » cat computer (Expandir a Pesquisa), fast computer (Expandir a Pesquisa), icat computer (Expandir a Pesquisa)
computer can » computer case (Expandir a Pesquisa), computer a (Expandir a Pesquisa), computer code (Expandir a Pesquisa)
la computer » a computer (Expandir a Pesquisa), pa computer (Expandir a Pesquisa), via computer (Expandir a Pesquisa)
can newts » can new (Expandir a Pesquisa), can net (Expandir a Pesquisa), can newly (Expandir a Pesquisa)
can netw » can new (Expandir a Pesquisa), can net (Expandir a Pesquisa), can now (Expandir a Pesquisa)
can near » can never (Expandir a Pesquisa), can new (Expandir a Pesquisa)
j held » j head (Expandir a Pesquisa)
e nat » e nata (Expandir a Pesquisa), e nao (Expandir a Pesquisa), e nas (Expandir a Pesquisa)
_ la » _ a (Expandir a Pesquisa), a la (Expandir a Pesquisa), y la (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 held computers can netw ) or ( e nat computer can newts ))) or ( _ la computer can near ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j held computers can netw ) OR ( e nat computer can newts ))) OR ( _ la computer can near )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j held computers can netw ) or ( e nat computer can newts ))) or ( _ la computer can near ))*.