Talvez deva tentar algumas variações de ortografia:
cancer computed » cancer compared (Expandir a Pesquisa), cancer combined (Expandir a Pesquisa), after computed (Expandir a Pesquisa)
than computers » than computer (Expandir a Pesquisa), can computers (Expandir a Pesquisa), than computed (Expandir a Pesquisa)
computed dan » computech dan (Expandir a Pesquisa), computed pain (Expandir a Pesquisa), computed n (Expandir a Pesquisa)
computer can » computers can (Expandir a Pesquisa), computer case (Expandir a Pesquisa), computer a (Expandir a Pesquisa)
computers a » computers _ (Expandir a Pesquisa)
a computer » _ computer (Expandir a Pesquisa)
can newts » can new (Expandir a Pesquisa), can net (Expandir a Pesquisa), can newly (Expandir a Pesquisa)
j cancer » j canter (Expandir a Pesquisa), j cantero (Expandir a Pesquisa), j candel (Expandir a Pesquisa)
dan non » than non (Expandir a Pesquisa), dan ning (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.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( i than computers a now ) OR ( j cancer computed dan non ))) OR ( j a computer can newts ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( i than computers a now ) or ( j cancer computed dan non ))) or ( j a computer can newts ))*.