Talvez deva tentar algumas variações de ortografia:
what computers » how computers (Expandir a Pesquisa), iet computers (Expandir a Pesquisa), what consumers (Expandir a Pesquisa)
diet compared » test compared (Expandir a Pesquisa), ct compared (Expandir a Pesquisa), diet combined (Expandir a Pesquisa)
compared case » compared can (Expandir a Pesquisa), companies case (Expandir a Pesquisa), comparing case (Expandir a Pesquisa)
computers a » computers _ (Expandir a Pesquisa)
yl computer » il computer (Expandir a Pesquisa), dal computer (Expandir a Pesquisa), apl computer (Expandir a Pesquisa)
computer a » computer _ (Expandir a Pesquisa)
case now » cases now (Expandir a Pesquisa), case non (Expandir a Pesquisa), case new (Expandir a Pesquisa)
rj what » j what (Expandir a Pesquisa)
c diet » c dietz (Expandir a Pesquisa), c diez (Expandir a Pesquisa), c dieb (Expandir a Pesquisa)
a now » a new (Expandir a Pesquisa), _ now (Expandir a Pesquisa), a nos (Expandir a Pesquisa)
a non » _ non (Expandir a Pesquisa)
3 yl » 2 yl (Expandir a Pesquisa), 1 yl (Expandir a Pesquisa), 4 yl (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: (((( rj what computers a now ) or ( 3 yl computer a non ))) or ( c diet compared case now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( rj what computers a now ) OR ( 3 yl computer a non ))) OR ( c diet compared case now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( rj what computers a now ) or ( 3 yl computer a non ))) or ( c diet compared case now ))*.