Talvez deva tentar algumas variações de ortografia:
aids computers » minds computers (Expandir a Pesquisa), brains computers (Expandir a Pesquisa), radios computers (Expandir a Pesquisa)
computers can » computers a (Expandir a Pesquisa), computers _ (Expandir a Pesquisa)
nach clamp » patch clamp (Expandir a Pesquisa), catch clamp (Expandir a Pesquisa)
clamp bar » clamp ar (Expandir a Pesquisa), clamp a (Expandir a Pesquisa), clamp can (Expandir a Pesquisa)
bar new » war new (Expandir a Pesquisa), bar ner (Expandir a Pesquisa), ear new (Expandir a Pesquisa)
can now » can new (Expandir a Pesquisa), can non (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
3 natl » 3 nacl (Expandir a Pesquisa), 3 nail (Expandir a Pesquisa), _ natl (Expandir a Pesquisa)
a nach » a nadh (Expandir a Pesquisa), a naci (Expandir a Pesquisa), a nacl (Expandir a Pesquisa)
j aids » _ aids (Expandir a Pesquisa), a aids (Expandir a Pesquisa), 1 aids (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: (((( 3 natl (bomb or bom) has now ) or ( a nach clamp bar new ))) or ( j aids computers can now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( 3 natl (bomb OR bom) has now ) OR ( a nach clamp bar new ))) OR ( j aids computers can now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( 3 natl (bomb or bom) has now ) or ( a nach clamp bar new ))) or ( j aids computers can now ))*.