Talvez deva tentar algumas variações de ortografia:
analog computer » analog computers (Expandir a Pesquisa)
computer three » computer screen (Expandir a Pesquisa), computer target (Expandir a Pesquisa), computer time (Expandir a Pesquisa)
emilio carlos » zilio carlos (Expandir a Pesquisa), julio carlos (Expandir a Pesquisa), alio carlos (Expandir a Pesquisa)
nacl emilio » raul emilio (Expandir a Pesquisa), paul emilio (Expandir a Pesquisa), maciel emilio (Expandir a Pesquisa)
carlos noe » carlos nobre (Expandir a Pesquisa), carlos nojek (Expandir a Pesquisa), carlos n (Expandir a Pesquisa)
combs con » combs colin (Expandir a Pesquisa), combs john (Expandir a Pesquisa), combs cody (Expandir a Pesquisa)
three ngo » three neo (Expandir a Pesquisa), three ngs (Expandir a Pesquisa), three negro (Expandir a Pesquisa)
con note » con notas (Expandir a Pesquisa)
5 analog » 15 analog (Expandir a Pesquisa), _ analog (Expandir a Pesquisa), 1 analog (Expandir a Pesquisa)
l combs » e combs (Expandir a Pesquisa), _ combs (Expandir a Pesquisa), l comps (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 l combs con note ) OR ((( 5 analog computer three ngo ) OR ( 3.5 nacl emilio carlos noe ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j l combs con note ) OR ((( 5 analog computer three ngo ) OR ( 3.5 nacl emilio carlos noe ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l combs con note ) OR ((( 5 analog computer three ngo ) OR ( 3.5 nacl emilio carlos noe ))))*.