Talvez deva tentar algumas variações de ortografia:
panel computers » panel computer (Expandir a Pesquisa), panel computed (Expandir a Pesquisa), can computers (Expandir a Pesquisa)
diet comparing » diets comparing (Expandir a Pesquisa), drift comparing (Expandir a Pesquisa), dast comparing (Expandir a Pesquisa)
comparing case » comparing cancer (Expandir a Pesquisa), compelling case (Expandir a Pesquisa), comparing climate (Expandir a Pesquisa)
computer code » computer model (Expandir a Pesquisa), computer models (Expandir a Pesquisa), computer crime (Expandir a Pesquisa)
apl computer » maple computer (Expandir a Pesquisa), call computer (Expandir a Pesquisa), dal computer (Expandir a Pesquisa)
computers a » computers _ (Expandir a Pesquisa)
code now » code new (Expandir a Pesquisa), code noir (Expandir a Pesquisa), code net (Expandir a Pesquisa)
case now » cases now (Expandir a Pesquisa), case non (Expandir a Pesquisa), case new (Expandir a Pesquisa)
j panel » j panek (Expandir a Pesquisa), j pagel (Expandir a Pesquisa), j panei (Expandir a Pesquisa)
c diet » c dietz (Expandir a Pesquisa), c diez (Expandir a Pesquisa), c dieb (Expandir a Pesquisa)
a now » a new (Expandir a Pesquisa), a non (Expandir a Pesquisa), _ now (Expandir a Pesquisa)
_ apl » _ apc (Expandir a Pesquisa), _ app (Expandir a Pesquisa), _ apo (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 panel computers a now ) or ( _ apl computer code now ))) or ( c diet comparing case now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j panel computers a now ) OR ( _ apl computer code now ))) OR ( c diet comparing case now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j panel computers a now ) or ( _ apl computer code now ))) or ( c diet comparing case now ))*.