Talvez deva tentar algumas variações de ortografia:
computer age » computer image (Expandir a Pesquisa), computer a (Expandir a Pesquisa), computer aided (Expandir a Pesquisa)
il computer » dal computer (Expandir a Pesquisa), vhdl computer (Expandir a Pesquisa)
natl comp » al comp (Expandir a Pesquisa), natalia comp (Expandir a Pesquisa)
has fever » has never (Expandir a Pesquisa), has fewer (Expandir a Pesquisa), has ever (Expandir a Pesquisa)
comp has » camp has (Expandir a Pesquisa), comp das (Expandir a Pesquisa), comp las (Expandir a Pesquisa)
a clamp » dna clamp (Expandir a Pesquisa), a claims (Expandir a Pesquisa)
clamp a » clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa)
age nor » age non (Expandir a Pesquisa), age now (Expandir a Pesquisa), age norms (Expandir a Pesquisa)
j natl » j nail (Expandir a Pesquisa), _ natl (Expandir a Pesquisa), j nat (Expandir a Pesquisa)
a news » wpa news (Expandir a Pesquisa), cua news (Expandir a Pesquisa)
_ il » _ l (Expandir a Pesquisa), _ i (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 natl comp has fever ) or ( j a clamp a news ))) or ( _ il computer age nor ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j natl comp has fever ) OR ( j a clamp a news ))) OR ( _ il computer age nor )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j natl comp has fever ) or ( j a clamp a news ))) or ( _ il computer age nor ))*.