Talvez deva tentar algumas variações de ortografia:
can computers » can computer (Expandir a Pesquisa), than computers (Expandir a Pesquisa), can computed (Expandir a Pesquisa)
nucl computer » uml computer (Expandir a Pesquisa), annual computer (Expandir a Pesquisa), euclid computer (Expandir a Pesquisa)
natl compared » nacl compared (Expandir a Pesquisa), nail compared (Expandir a Pesquisa), acl compared (Expandir a Pesquisa)
computers a » computers _ (Expandir a Pesquisa)
computer i » computer im (Expandir a Pesquisa), computer _ (Expandir a Pesquisa), computer a (Expandir a Pesquisa)
3 nucl » 3 null (Expandir a Pesquisa)
i note » i notes (Expandir a Pesquisa), ii note (Expandir a Pesquisa), vi note (Expandir a Pesquisa)
j natl » _ natl (Expandir a Pesquisa), j nail (Expandir a Pesquisa), j nat (Expandir a Pesquisa)
a now » a new (Expandir a Pesquisa), a non (Expandir a Pesquisa), a nos (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: (((( _ can computers a now ) or ( 3 nucl computer i note ))) or ( j natl compared _ now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( _ can computers a now ) OR ( 3 nucl computer i note ))) OR ( j natl compared _ now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( _ can computers a now ) or ( 3 nucl computer i note ))) or ( j natl compared _ now ))*.