Talvez deva tentar algumas variações de ortografia:
unit computer » units computers (Expandir a Pesquisa), tunis computer (Expandir a Pesquisa), ut computer (Expandir a Pesquisa)
nasr computer » based computer (Expandir a Pesquisa), basic computer (Expandir a Pesquisa), under computer (Expandir a Pesquisa)
computer case » computer based (Expandir a Pesquisa), computer code (Expandir a Pesquisa), computer crime (Expandir a Pesquisa)
compared case » compared can (Expandir a Pesquisa), companies case (Expandir a Pesquisa), comparing case (Expandir a Pesquisa)
art compared » act compared (Expandir a Pesquisa), haart compared (Expandir a Pesquisa), heart compared (Expandir a Pesquisa)
computer a » computer _ (Expandir a Pesquisa)
case netw » case note (Expandir a Pesquisa), case near (Expandir a Pesquisa), case need (Expandir a Pesquisa)
case new » cases new (Expandir a Pesquisa), cause new (Expandir a Pesquisa), caste new (Expandir a Pesquisa)
j nasr » j nash (Expandir a Pesquisa), b nasr (Expandir a Pesquisa), j nair (Expandir a Pesquisa)
j art » j arts (Expandir a Pesquisa), j arlt (Expandir a Pesquisa), _ art (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: (((( 3 unit computer a neto ) or ( j nasr computer case netw ))) or ( j art compared case new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( 3 unit computer a neto ) OR ( j nasr computer case netw ))) OR ( j art compared case new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( 3 unit computer a neto ) or ( j nasr computer case netw ))) or ( j art compared case new ))*.