Talvez deva tentar algumas variações de ortografia:
unit computers » units computers (Expandir a Pesquisa), unit computer (Expandir a Pesquisa), iet computers (Expandir a Pesquisa)
fast computer » cost computer (Expandir a Pesquisa), best computer (Expandir a Pesquisa), fast computing (Expandir a Pesquisa)
computers can » computers a (Expandir a Pesquisa), computers _ (Expandir a Pesquisa)
nat compared » rat compared (Expandir a Pesquisa), cat compared (Expandir a Pesquisa), fat compared (Expandir a Pesquisa)
compared can » compared case (Expandir a Pesquisa), compared a (Expandir a Pesquisa), compared law (Expandir a Pesquisa)
computer a » computer _ (Expandir a Pesquisa)
j fast » j faust (Expandir a Pesquisa), 0 fast (Expandir a Pesquisa), 2 fast (Expandir a Pesquisa)
a netw » a neto (Expandir a Pesquisa), a neta (Expandir a Pesquisa), a netb (Expandir a Pesquisa)
_ unit » _ united (Expandir a Pesquisa)
j nat » j nart (Expandir a Pesquisa), _ nat (Expandir a Pesquisa), j nay (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 nat compared can new ) or ((( j fast computer a netw ) or ( _ unit computers can new ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j nat compared can new ) OR ((( j fast computer a netw ) OR ( _ unit computers can new )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j nat compared can new ) or ((( j fast computer a netw ) or ( _ unit computers can new ))))*.