Talvez deva tentar algumas variações de ortografia:
computer classes » computer clusters (Expandir a Pesquisa), computer cluster (Expandir a Pesquisa), computer case (Expandir a Pesquisa)
daily computer » daily compared (Expandir a Pesquisa), ray computer (Expandir a Pesquisa)
classes now » classes new (Expandir a Pesquisa), classes nos (Expandir a Pesquisa), classes na (Expandir a Pesquisa)
clamp can » clamp a (Expandir a Pesquisa), clamp ar (Expandir a Pesquisa), clamp cum (Expandir a Pesquisa)
can newts » can newly (Expandir a Pesquisa)
camp can » camp ca (Expandir a Pesquisa), amp can (Expandir a Pesquisa), comp can (Expandir a Pesquisa)
a clamp » c clamp (Expandir a Pesquisa), dna clamp (Expandir a Pesquisa), a claims (Expandir a Pesquisa)
j daily » j daly (Expandir a Pesquisa), j daisy (Expandir a Pesquisa), j davila (Expandir a Pesquisa)
j amp » _ amp (Expandir a Pesquisa), 5 amp (Expandir a Pesquisa), r amp (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 amp camp can new ) or ( j a clamp can newts ))) or ( j daily computer classes now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j amp camp can new ) OR ( j a clamp can newts ))) OR ( j daily computer classes now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j amp camp can new ) or ( j a clamp can newts ))) or ( j daily computer classes now ))*.