Talvez deva tentar algumas variações de ortografia:
computer age » computer image (Expandir a Pesquisa), computer a (Expandir a Pesquisa), computer aided (Expandir a Pesquisa)
dal computer » dental computer (Expandir a Pesquisa), small computer (Expandir a Pesquisa), local computer (Expandir a Pesquisa)
natl camp » al camp (Expandir a Pesquisa), atp camp (Expandir a Pesquisa)
can never » than never (Expandir a Pesquisa), a never (Expandir a Pesquisa), has never (Expandir a Pesquisa)
camp can » clamp can (Expandir a Pesquisa), camp ca (Expandir a Pesquisa), amp can (Expandir a Pesquisa)
clamp ar » clamp a (Expandir a Pesquisa), clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa)
ar newly » a newly (Expandir a Pesquisa), a2 newly (Expandir a Pesquisa), cr newly (Expandir a Pesquisa)
a clamp » c clamp (Expandir a Pesquisa), a claims (Expandir a Pesquisa)
age now » age new (Expandir a Pesquisa), age non (Expandir a Pesquisa), care now (Expandir a Pesquisa)
j dal » j dale (Expandir a Pesquisa), j daly (Expandir a Pesquisa), j del (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: (((( _ natl camp can never ) or ( j a clamp ar newly ))) or ( j dal computer age now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( _ natl camp can never ) OR ( j a clamp ar newly ))) OR ( j dal computer age now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( _ natl camp can never ) or ( j a clamp ar newly ))) or ( j dal computer age now ))*.