Talvez deva tentar algumas variações de ortografia:
comparison case » comparison based (Expandir a Pesquisa), comparison a (Expandir a Pesquisa), comparison data (Expandir a Pesquisa)
fat comparison » fast comparison (Expandir a Pesquisa), rat comparison (Expandir a Pesquisa), foot comparison (Expandir a Pesquisa)
compr can » comp can (Expandir a Pesquisa), computer can (Expandir a Pesquisa), compared can (Expandir a Pesquisa)
can newly » a newly (Expandir a Pesquisa), can new (Expandir a Pesquisa), men newly (Expandir a Pesquisa)
combe can » pombe can (Expandir a Pesquisa), combe juan (Expandir a Pesquisa), combe jean (Expandir a Pesquisa)
can next » can text (Expandir a Pesquisa), can net (Expandir a Pesquisa), man next (Expandir a Pesquisa)
case new » cases new (Expandir a Pesquisa), cause new (Expandir a Pesquisa), caste new (Expandir a Pesquisa)
l compr » l comper (Expandir a Pesquisa), la compr (Expandir a Pesquisa), l comps (Expandir a Pesquisa)
j fat » j fath (Expandir a Pesquisa), _ fat (Expandir a Pesquisa), a fat (Expandir a Pesquisa)
j la » j a (Expandir a Pesquisa), j da (Expandir a Pesquisa), j li (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: (((( j l compr can newly ) or ( j la combe can next ))) or ( j fat comparison case new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j l compr can newly ) OR ( j la combe can next ))) OR ( j fat comparison case new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j l compr can newly ) or ( j la combe can next ))) or ( j fat comparison case new ))*.