Talvez deva tentar algumas variações de ortografia:
than computers » than computer (Expandir a Pesquisa), can computers (Expandir a Pesquisa), when computers (Expandir a Pesquisa)
computers can » computers a (Expandir a Pesquisa), computers _ (Expandir a Pesquisa)
compra can » compra con (Expandir a Pesquisa), compra en (Expandir a Pesquisa), compra da (Expandir a Pesquisa)
nat compr » la compr (Expandir a Pesquisa)
compr can » comp can (Expandir a Pesquisa), computer can (Expandir a Pesquisa), compared can (Expandir a Pesquisa)
a compra » la compra (Expandir a Pesquisa), da compra (Expandir a Pesquisa), na compra (Expandir a Pesquisa)
can netw » can net (Expandir a Pesquisa), can newts (Expandir a Pesquisa), can now (Expandir a Pesquisa)
_ than » _ thai (Expandir a Pesquisa), _ thanks (Expandir a Pesquisa)
_ nat » _ net (Expandir a Pesquisa), _ nad (Expandir a Pesquisa), _ nab (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 a compra can new ) or ( _ nat compr can netw ))) or ( _ than computers can netw ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j a compra can new ) OR ( _ nat compr can netw ))) OR ( _ than computers can netw ))*.