Talvez deva tentar algumas variações de ortografia:
aids computers » minds computers (Expandir a Pesquisa), brains computers (Expandir a Pesquisa), radios computers (Expandir a Pesquisa)
nacl companies » small companies (Expandir a Pesquisa), oil companies (Expandir a Pesquisa), nacl compared (Expandir a Pesquisa)
early computed » energy computed (Expandir a Pesquisa), ray computed (Expandir a Pesquisa)
companies dan » companies can (Expandir a Pesquisa), companies data (Expandir a Pesquisa), companies deal (Expandir a Pesquisa)
computers a » computers _ (Expandir a Pesquisa)
dan non » than non (Expandir a Pesquisa), dan ning (Expandir a Pesquisa)
a early » a earley (Expandir a Pesquisa), a earl (Expandir a Pesquisa), via early (Expandir a Pesquisa)
j aids » _ aids (Expandir a Pesquisa), a aids (Expandir a Pesquisa), 1 aids (Expandir a Pesquisa)
j nacl » 3 nacl (Expandir a Pesquisa), a nacl (Expandir a Pesquisa), 2 nacl (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 aids computers a new ) or ((( j nacl companies dan non ) or ( a early computed _ non ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j aids computers a new ) OR ((( j nacl companies dan non ) OR ( a early computed _ non )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j aids computers a new ) or ((( j nacl companies dan non ) or ( a early computed _ non ))))*.