Talvez deva tentar algumas variações de ortografia:
aix computer » a computer (Expandir a Pesquisa), udx computer (Expandir a Pesquisa), tex computer (Expandir a Pesquisa)
computer can » computers can (Expandir a Pesquisa), computer case (Expandir a Pesquisa), computer a (Expandir a Pesquisa)
nacl knots » nacl kno (Expandir a Pesquisa)
nail comp » nail bomb (Expandir a Pesquisa), nail company (Expandir a Pesquisa), nail complex (Expandir a Pesquisa)
knots can » knots a (Expandir a Pesquisa), clots can (Expandir a Pesquisa)
comp can » camp can (Expandir a Pesquisa), chimp can (Expandir a Pesquisa), clamp can (Expandir a Pesquisa)
can now » can new (Expandir a Pesquisa), can non (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
3 nacl » _ nacl (Expandir a Pesquisa), m nacl (Expandir a Pesquisa), 3.5 nacl (Expandir a Pesquisa)
j aix » _ aix (Expandir a Pesquisa), j aim (Expandir a Pesquisa), d aix (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( _ nail comp can now ) OR ( 3 nacl knots can now ))) OR ( j aix computer can now ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( _ nail comp can now ) OR ( 3 nacl knots can now ))) OR ( j aix computer can now ))*.