Talvez deva tentar algumas variações de ortografia:
cases compared » diseases compared (Expandir a Pesquisa)
casa compared » cast compared (Expandir a Pesquisa), casi compared (Expandir a Pesquisa), cadma compared (Expandir a Pesquisa)
fast computer » cost computer (Expandir a Pesquisa), best computer (Expandir a Pesquisa), fast computing (Expandir a Pesquisa)
computer case » computer based (Expandir a Pesquisa), computer code (Expandir a Pesquisa), computer can (Expandir a Pesquisa)
compared can » compared a (Expandir a Pesquisa), compared law (Expandir a Pesquisa), companies can (Expandir a Pesquisa)
can ngoc » van ngoc (Expandir a Pesquisa), cao ngoc (Expandir a Pesquisa), tran ngoc (Expandir a Pesquisa)
case new » cases new (Expandir a Pesquisa), cause new (Expandir a Pesquisa), caste new (Expandir a Pesquisa)
c cases » c causes (Expandir a Pesquisa), c case (Expandir a Pesquisa), c casey (Expandir a Pesquisa)
c casa » c casas (Expandir a Pesquisa), c casar (Expandir a Pesquisa), c case (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: (((( c casa compared can ngoc ) or ( c cases compared can ngoc ))) or ( _ fast computer case new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( c casa compared can ngoc ) OR ( c cases compared can ngoc ))) OR ( _ fast computer case new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( c casa compared can ngoc ) or ( c cases compared can ngoc ))) or ( _ fast computer case new ))*.