Talvez deva tentar algumas variações de ortografia:
comparing case » comparing cancer (Expandir a Pesquisa), compelling case (Expandir a Pesquisa), comparison case (Expandir a Pesquisa)
cat comparing » ct comparing (Expandir a Pesquisa), fat comparing (Expandir a Pesquisa), coast comparing (Expandir a Pesquisa)
cost computer » joint computer (Expandir a Pesquisa), about computer (Expandir a Pesquisa), ut computer (Expandir a Pesquisa)
computer case » computer based (Expandir a Pesquisa), computer code (Expandir a Pesquisa), computer can (Expandir a Pesquisa)
art compared » act compared (Expandir a Pesquisa), rt compared (Expandir a Pesquisa), haart compared (Expandir a Pesquisa)
case newts » can newts (Expandir a Pesquisa), case needs (Expandir a Pesquisa), case ness (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa)
case new » cases new (Expandir a Pesquisa), cause new (Expandir a Pesquisa), caste new (Expandir a Pesquisa)
j cost » j costa (Expandir a Pesquisa), j coast (Expandir a Pesquisa), j colt (Expandir a Pesquisa)
e cat » e cata (Expandir a Pesquisa), e cate (Expandir a Pesquisa), _ cat (Expandir a Pesquisa)
j art » j arts (Expandir a Pesquisa), j arlt (Expandir a Pesquisa), _ art (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: (((( e cat comparing case newts ) or ( j art compared a now ))) or ( j cost computer case new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( e cat comparing case newts ) OR ( j art compared a now ))) OR ( j cost computer case new ))*.