Talvez deva tentar algumas variações de ortografia:
compared cause » compared case (Expandir a Pesquisa), compared cases (Expandir a Pesquisa), complex cause (Expandir a Pesquisa)
meat compared » pet compared (Expandir a Pesquisa), graft compared (Expandir a Pesquisa), ct compared (Expandir a Pesquisa)
computer case » computer based (Expandir a Pesquisa), computer code (Expandir a Pesquisa), computer can (Expandir a Pesquisa)
wart compared » warts compared (Expandir a Pesquisa), ward compared (Expandir a Pesquisa), art compared (Expandir a Pesquisa)
nat computer » cat computer (Expandir a Pesquisa), fast computer (Expandir a Pesquisa), icat computer (Expandir a Pesquisa)
cause new » causes new (Expandir a Pesquisa), use new (Expandir a Pesquisa), cause non (Expandir a Pesquisa)
case now » cases now (Expandir a Pesquisa), case non (Expandir a Pesquisa), case new (Expandir a Pesquisa)
j meat » j megat (Expandir a Pesquisa), j mead (Expandir a Pesquisa), j meas (Expandir a Pesquisa)
c wart » c ward (Expandir a Pesquisa), _ wart (Expandir a Pesquisa), c ware (Expandir a Pesquisa)
e nat » e nata (Expandir a Pesquisa), e nao (Expandir a Pesquisa), e nas (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( e nat computer case now ) OR ((( j meat compared cause new ) OR ( c wart compared _ non ))))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( e nat computer case now ) OR ((( j meat compared cause new ) OR ( c wart compared _ non ))))*.