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)
camp netw » camp near (Expandir a Pesquisa), camp nerf (Expandir a Pesquisa)
conts can » counts can (Expandir a Pesquisa), cons can (Expandir a Pesquisa), points can (Expandir a Pesquisa)
can newly » a newly (Expandir a Pesquisa), can new (Expandir a Pesquisa), men newly (Expandir a Pesquisa)
nart amp » mart amp (Expandir a Pesquisa), art amp (Expandir a Pesquisa), narc amp (Expandir a Pesquisa)
st conts » et conts (Expandir a Pesquisa), st con (Expandir a Pesquisa), st costa (Expandir a Pesquisa)
j nart » _ nart (Expandir a Pesquisa), j nare (Expandir a Pesquisa), j narr (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: (( _ daily computer classes now ) or ((( j nart amp camp netw ) or ( j st conts can newly ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( _ daily computer classes now ) OR ((( j nart amp camp netw ) OR ( j st conts can newly )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( _ daily computer classes now ) or ((( j nart amp camp netw ) or ( j st conts can newly ))))*.