Talvez deva tentar algumas variações de ortografia:
comparing case » comparing cancer (Expandir a Pesquisa), compelling case (Expandir a Pesquisa), comparing climate (Expandir a Pesquisa)
nat computers » what computers (Expandir a Pesquisa), iet computers (Expandir a Pesquisa), can computers (Expandir a Pesquisa)
computers can » computers a (Expandir a Pesquisa), computers _ (Expandir a Pesquisa)
computer can » computer case (Expandir a Pesquisa), computer a (Expandir a Pesquisa), computer code (Expandir a Pesquisa)
ct comparing » rct comparing (Expandir a Pesquisa), pdct comparing (Expandir a Pesquisa), art comparing (Expandir a Pesquisa)
il computer » dal computer (Expandir a Pesquisa), vhdl computer (Expandir a Pesquisa)
case new » cases new (Expandir a Pesquisa), cause new (Expandir a Pesquisa), caste new (Expandir a Pesquisa)
can non » dan non (Expandir a Pesquisa), than non (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
can now » can new (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
j nat » j nart (Expandir a Pesquisa), _ nat (Expandir a Pesquisa), e nat (Expandir a Pesquisa)
3 il » _ il (Expandir a Pesquisa), 3 yl (Expandir a Pesquisa), e il (Expandir a Pesquisa)
c ct » c c (Expandir a Pesquisa), _ ct (Expandir a Pesquisa), a ct (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 nat computers can non ) or ( 3 il computer can now ))) or ( c ct comparing case new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j nat computers can non ) OR ( 3 il computer can now ))) OR ( c ct comparing case new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j nat computers can non ) or ( 3 il computer can now ))) or ( c ct comparing case new ))*.