Talvez deva tentar algumas variações de ortografia:
nacl computers » small computers (Expandir a Pesquisa), space computers (Expandir a Pesquisa), panel computers (Expandir a Pesquisa)
computers can » computers a (Expandir a Pesquisa), computers _ (Expandir a Pesquisa)
nacl compare » nacl compared (Expandir a Pesquisa), acl compared (Expandir a Pesquisa), penal compare (Expandir a Pesquisa)
compare a » compare _ (Expandir a Pesquisa)
al camp » al campo (Expandir a Pesquisa), al campa (Expandir a Pesquisa), al campus (Expandir a Pesquisa)
can now » can non (Expandir a Pesquisa), can new (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
a neta » a neto (Expandir a Pesquisa), a nectar (Expandir a Pesquisa)
camp a » camp _ (Expandir a Pesquisa)
a newt » _ newt (Expandir a Pesquisa), a news (Expandir a Pesquisa), a neat (Expandir a Pesquisa)
3 nacl » 3.5 nacl (Expandir a Pesquisa)
j al » j a (Expandir a Pesquisa), j l (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: (((( _ nacl compare a neta ) or ( j al camp a newt ))) or ( 3 nacl computers can now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( _ nacl compare a neta ) OR ( j al camp a newt ))) OR ( 3 nacl computers can now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( _ nacl compare a neta ) or ( j al camp a newt ))) or ( 3 nacl computers can now ))*.