Talvez deva tentar algumas variações de ortografia:
computer classes » computer clusters (Expandir a Pesquisa), computer cluster (Expandir a Pesquisa), computer case (Expandir a Pesquisa)
computed pain » computed brain (Expandir a Pesquisa), compounded pain (Expandir a Pesquisa), computed using (Expandir a Pesquisa)
diet compared » test compared (Expandir a Pesquisa), ct compared (Expandir a Pesquisa), diet combined (Expandir a Pesquisa)
can computed » can computer (Expandir a Pesquisa), a computed (Expandir a Pesquisa), brain computed (Expandir a Pesquisa)
il computer » dal computer (Expandir a Pesquisa), 1 computer (Expandir a Pesquisa), vhdl computer (Expandir a Pesquisa)
classes new » glasses new (Expandir a Pesquisa), classes de (Expandir a Pesquisa), classes e (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa), compare a (Expandir a Pesquisa), compare _ (Expandir a Pesquisa)
pain now » pain new (Expandir a Pesquisa), pain non (Expandir a Pesquisa)
j can » j cano (Expandir a Pesquisa), j cant (Expandir a Pesquisa), _ can (Expandir a Pesquisa)
a now » a new (Expandir a Pesquisa), a non (Expandir a Pesquisa), _ now (Expandir a Pesquisa)
3 il » _ il (Expandir a Pesquisa), 3 yl (Expandir a Pesquisa), e il (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 pain now ) or ( 3 il computer classes new ))) or ( 6j diet compared a now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j can computed pain now ) OR ( 3 il computer classes new ))) OR ( 6j diet compared a now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j can computed pain now ) or ( 3 il computer classes new ))) or ( 6j diet compared a now ))*.