Talvez deva tentar algumas variações de ortografia:
nacl computer » dal computer (Expandir a Pesquisa), apl computer (Expandir a Pesquisa), call computer (Expandir a Pesquisa)
computer can » computers can (Expandir a Pesquisa), computer case (Expandir a Pesquisa), computer a (Expandir a Pesquisa)
natal compr » natal com (Expandir a Pesquisa), natal como (Expandir a Pesquisa), natalia comp (Expandir a Pesquisa)
nacl comp » nacl co (Expandir a Pesquisa), nacl co2 (Expandir a Pesquisa), nacl complex (Expandir a Pesquisa)
compr can » compared can (Expandir a Pesquisa)
can netw » can new (Expandir a Pesquisa), can net (Expandir a Pesquisa), can newts (Expandir a Pesquisa)
comp can » camp can (Expandir a Pesquisa), chimp can (Expandir a Pesquisa), clamp can (Expandir a Pesquisa)
can near » can never (Expandir a Pesquisa), can new (Expandir a Pesquisa)
_ natal » _ natural (Expandir a Pesquisa)
can non » dan non (Expandir a Pesquisa), than 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)

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 nacl computer can netw ) or ( 3 nacl comp can near ))) or ( _ natal compr can non ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( 3 nacl computer can netw ) OR ( 3 nacl comp can near ))) OR ( _ natal compr can non )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( 3 nacl computer can netw ) or ( 3 nacl comp can near ))) or ( _ natal compr can non ))*.