Talvez deva tentar algumas variações de ortografia:
computer cases » computer case (Expandir a Pesquisa), computer classes (Expandir a Pesquisa), computer caries (Expandir a Pesquisa)
fast computer » cost computer (Expandir a Pesquisa), best computer (Expandir a Pesquisa), fast computing (Expandir a Pesquisa)
rate compared » rates compared (Expandir a Pesquisa), rats compared (Expandir a Pesquisa), care compared (Expandir a Pesquisa)
compr than » cpr than (Expandir a Pesquisa), complex than (Expandir a Pesquisa), company than (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa), compare a (Expandir a Pesquisa), compare _ (Expandir a Pesquisa)
cases now » cases new (Expandir a Pesquisa), cases non (Expandir a Pesquisa), case now (Expandir a Pesquisa)
2d fast » 3d fast (Expandir a Pesquisa), d fast (Expandir a Pesquisa)
j natl » _ natl (Expandir a Pesquisa), j nail (Expandir a Pesquisa), j nat (Expandir a Pesquisa)
_ rate » _ rats (Expandir a Pesquisa)
a now » a new (Expandir a Pesquisa), a non (Expandir a Pesquisa), _ now (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: (((( 2d fast computer cases now ) or ( j natl compr than non ))) or ( _ rate compared a now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( 2d fast computer cases now ) OR ( j natl compr than non ))) OR ( _ rate compared a now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( 2d fast computer cases now ) or ( j natl compr than non ))) or ( _ rate compared a now ))*.