Talvez deva tentar algumas variações de ortografia:
cassese compared » cases compared (Expandir a Pesquisa), chinese compared (Expandir a Pesquisa), glasses compared (Expandir a Pesquisa)
acm computers » acm computer (Expandir a Pesquisa), a computers (Expandir a Pesquisa), age computers (Expandir a Pesquisa)
computers can » computers a (Expandir a Pesquisa), computers _ (Expandir a Pesquisa)
natalia campo » natalia campos (Expandir a Pesquisa), natalia ocampo (Expandir a Pesquisa), nathalia campos (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa), compare a (Expandir a Pesquisa), compare _ (Expandir a Pesquisa)
a cassese » a caspase (Expandir a Pesquisa), a cases (Expandir a Pesquisa)
campo can » campo con (Expandir a Pesquisa), camp can (Expandir a Pesquisa), campo canar (Expandir a Pesquisa)
can now » can non (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
a acm » ad acm (Expandir a Pesquisa), _ acm (Expandir a Pesquisa), a aco (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: (((( a acm computers can now ) or ( a cassese compared a new ))) or ( j natalia campo can new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( a acm computers can now ) OR ( a cassese compared a new ))) OR ( j natalia campo can new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( a acm computers can now ) or ( a cassese compared a new ))) or ( j natalia campo can new ))*.