Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
compared cases » compared case (Expandir a Pesquisa), collared cases (Expandir a Pesquisa), compares bases (Expandir a Pesquisa)
can computed » can computer (Expandir a Pesquisa), brain computed (Expandir a Pesquisa), beam computed (Expandir a Pesquisa)
computed can » computer can (Expandir a Pesquisa), computers can (Expandir a Pesquisa), computed pain (Expandir a Pesquisa)
c compared » care compared (Expandir a Pesquisa)
based now » based snow (Expandir a Pesquisa), based non (Expandir a Pesquisa), based no2 (Expandir a Pesquisa)
cases now » cases new (Expandir a Pesquisa), cases non (Expandir a Pesquisa), case now (Expandir a Pesquisa)
can now » can new (Expandir a Pesquisa), can non (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
j can » j cano (Expandir a Pesquisa), j cant (Expandir a Pesquisa), _ can (Expandir a Pesquisa)
3 udx » 3 dx (Expandir a Pesquisa), 3 rdx (Expandir a Pesquisa), 3 utx (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 can computed can now ) or ( 3 udx computer based now ))) or ( j c compared cases now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j can computed can now ) OR ( 3 udx computer based now ))) OR ( j c compared cases now ))*.