Talvez deva tentar algumas variações de ortografia:
what computers » how computers (Expandir a Pesquisa), iet computers (Expandir a Pesquisa), set computers (Expandir a Pesquisa)
computers can » computers _ (Expandir a Pesquisa)
can computers » can computer (Expandir a Pesquisa), than computers (Expandir a Pesquisa), can computed (Expandir a Pesquisa)
computers a » computers _ (Expandir a Pesquisa)
compr can » comp can (Expandir a Pesquisa), computer can (Expandir a Pesquisa), compared can (Expandir a Pesquisa)
can newts » can newly (Expandir a Pesquisa)
c nart » _ nart (Expandir a Pesquisa), c nast (Expandir a Pesquisa), c nar (Expandir a Pesquisa)
_ what » _ wheat (Expandir a Pesquisa)
a netb » a neto (Expandir a Pesquisa), _ netb (Expandir a Pesquisa), a neta (Expandir a Pesquisa)
_ can » _ cat (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: (( c nart compr can new ) OR ((( _ what computers can newts ) OR ( _ can computers a netb ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( c nart compr can new ) OR ((( _ what computers can newts ) OR ( _ can computers a netb ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( c nart compr can new ) OR ((( _ what computers can newts ) OR ( _ can computers a netb ))))*.