Talvez deva tentar algumas variações de ortografia:
nat computers » what computers (Expandir a Pesquisa), iet computers (Expandir a Pesquisa), can computers (Expandir a Pesquisa)
computers dan » computers can (Expandir a Pesquisa), computers data (Expandir a Pesquisa), computers a (Expandir a Pesquisa)
nucl computer » uml computer (Expandir a Pesquisa), annual computer (Expandir a Pesquisa), euclid computer (Expandir a Pesquisa)
dual compared » ductal compared (Expandir a Pesquisa), rural compared (Expandir a Pesquisa), usual compared (Expandir a Pesquisa)
compared can » compared case (Expandir a Pesquisa), compared a (Expandir a Pesquisa), compared law (Expandir a Pesquisa)
computer im » computer aid (Expandir a Pesquisa), computer _ (Expandir a Pesquisa), computer a (Expandir a Pesquisa)
dan non » than non (Expandir a Pesquisa), dan ning (Expandir a Pesquisa)
im nowe » i nowe (Expandir a Pesquisa), nie nowe (Expandir a Pesquisa)
can now » can new (Expandir a Pesquisa), can non (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
3 nucl » 3 null (Expandir a Pesquisa)
j dual » j duval (Expandir a Pesquisa), j duan (Expandir a Pesquisa), j dull (Expandir a Pesquisa)
j nat » j nart (Expandir a Pesquisa), _ nat (Expandir a Pesquisa), e nat (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 computers dan non ) or ( 3 nucl computer im nowe ))) or ( j dual compared can now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j nat computers dan non ) OR ( 3 nucl computer im nowe ))) OR ( j dual compared can now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j nat computers dan non ) or ( 3 nucl computer im nowe ))) or ( j dual compared can now ))*.