Talvez deva tentar algumas variações de ortografia:
panel computers » panel computer (Expandir a Pesquisa), panel computed (Expandir a Pesquisa), can computers (Expandir a Pesquisa)
unit compared » test compared (Expandir a Pesquisa), ct compared (Expandir a Pesquisa), diet compared (Expandir a Pesquisa)
compared laws » compared law (Expandir a Pesquisa), compared less (Expandir a Pesquisa), compiled laws (Expandir a Pesquisa)
computer can » computers can (Expandir a Pesquisa), computer case (Expandir a Pesquisa), computer a (Expandir a Pesquisa)
laws now » laws how (Expandir a Pesquisa), laws new (Expandir a Pesquisa), laws do (Expandir a Pesquisa)
j panel » j panek (Expandir a Pesquisa), j pagel (Expandir a Pesquisa), j panei (Expandir a Pesquisa)
can now » can new (Expandir a Pesquisa), can non (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
c unit » c units (Expandir a Pesquisa), c unix (Expandir a Pesquisa), atc unit (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 _ now ) or ( 3 _ computer can now ))) or ( c unit compared laws now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j panel computers _ now ) OR ( 3 _ computer can now ))) OR ( c unit compared laws now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j panel computers _ now ) or ( 3 _ computer can now ))) or ( c unit compared laws now ))*.