Talvez debería tentar con algunhas variantes ortográficas:
computer code » computer model (Expandir procura), computer models (Expandir procura), computer crime (Expandir procura)
acm computer » a computer (Expandir procura), um computer (Expandir procura), uym computer (Expandir procura)
natl comp » al comp (Expandir procura), natalia comp (Expandir procura)
can never » than never (Expandir procura), a never (Expandir procura), has never (Expandir procura)
clamp cum » clamp m (Expandir procura), clamp can (Expandir procura), clamp em (Expandir procura)
cum newts » can newts (Expandir procura)
comp can » camp can (Expandir procura), chimp can (Expandir procura), clamp can (Expandir procura)
code now » code new (Expandir procura), code nol (Expandir procura), code non (Expandir procura)
a clamp » _ clamp (Expandir procura), a claims (Expandir procura)
j natl » j nail (Expandir procura), _ natl (Expandir procura), j nat (Expandir procura)
j acm » _ acm (Expandir procura), j aim (Expandir procura), j alm (Expandir procura)

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 natl comp can never ) or ( j a clamp cum newts ))) or ( j acm computer code now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j natl comp can never ) OR ( j a clamp cum newts ))) OR ( j acm computer code now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j natl comp can never ) or ( j a clamp cum newts ))) or ( j acm computer code now ))*.