Talvez deva tentar algumas variações de ortografia:
computer calero » computer alert (Expandir a Pesquisa), computer alerts (Expandir a Pesquisa), computer case (Expandir a Pesquisa)
ray computer » ray computed (Expandir a Pesquisa), uy computer (Expandir a Pesquisa)
camp canc » camp camp (Expandir a Pesquisa), camp ca (Expandir a Pesquisa), amp can (Expandir a Pesquisa)
canc netw » canc lett (Expandir a Pesquisa)
nat camp » fat camp (Expandir a Pesquisa), cpt camp (Expandir a Pesquisa), a1 camp (Expandir a Pesquisa)
camp can » clamp can (Expandir a Pesquisa), camp ca (Expandir a Pesquisa), amp can (Expandir a Pesquisa)
la camp » la campa (Expandir a Pesquisa), la cama (Expandir a Pesquisa), la cam (Expandir a Pesquisa)
j nat » j nart (Expandir a Pesquisa), _ nat (Expandir a Pesquisa), a nat (Expandir a Pesquisa)
j ray » x ray (Expandir a Pesquisa), _ ray (Expandir a Pesquisa), w ray (Expandir a Pesquisa)
j la » j a (Expandir a Pesquisa), j l (Expandir a Pesquisa), j da (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 nat camp canc netw ) or ( j ray computer calero nieto ))) or ( j la camp can new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j nat camp canc netw ) OR ( j ray computer calero nieto ))) OR ( j la camp can new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j nat camp canc netw ) or ( j ray computer calero nieto ))) or ( j la camp can new ))*.