Talvez deva tentar algumas variações de ortografia:
aix computers » aix computer (Expandir a Pesquisa), aids computers (Expandir a Pesquisa), a computers (Expandir a Pesquisa)
natl can » nail can (Expandir a Pesquisa), natl acad (Expandir a Pesquisa), al can (Expandir a Pesquisa)
can than » scan than (Expandir a Pesquisa), van than (Expandir a Pesquisa), can tian (Expandir a Pesquisa)
nacl co » nacl co2 (Expandir a Pesquisa), nacl kcl (Expandir a Pesquisa), nacl kno (Expandir a Pesquisa)
com now » com noz (Expandir a Pesquisa), mom now (Expandir a Pesquisa), com novo (Expandir a Pesquisa)
a natl » a natal (Expandir a Pesquisa), a nato (Expandir a Pesquisa), a nath (Expandir a Pesquisa)
a nacl » _ nacl (Expandir a Pesquisa), m nacl (Expandir a Pesquisa), 3 nacl (Expandir a Pesquisa)
co com » co co2 (Expandir a Pesquisa)
j aix » _ aix (Expandir a Pesquisa), j aim (Expandir a Pesquisa), d aix (Expandir a Pesquisa)
a now » a new (Expandir a Pesquisa), a non (Expandir a Pesquisa), a nos (Expandir a Pesquisa)
_ now » _ non (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: (((( a natl can than non ) or ( a nacl co com now ))) or ( j aix computers ((a now) OR (_ now)) ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( a natl can than non ) OR ( a nacl co com now ))) OR ( j aix computers ((a now) OR (_ now)) ))*.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( a natl can than non ) or ( a nacl co com now ))) or ( j aix computers ((a now) OR (_ now)) ))*".