Talvez deva tentar algumas variações de ortografia:
appl computer » apple computer (Expandir a Pesquisa), apl computer (Expandir a Pesquisa), capp computer (Expandir a Pesquisa)
computer a » computer _ (Expandir a Pesquisa)
nat clamp » dnan clamp (Expandir a Pesquisa), a clamp (Expandir a Pesquisa), dna clamp (Expandir a Pesquisa)
comp can » camp can (Expandir a Pesquisa), chimp can (Expandir a Pesquisa), clamp can (Expandir a Pesquisa)
can ngoc » van ngoc (Expandir a Pesquisa), tran ngoc (Expandir a Pesquisa), phan ngoc (Expandir a Pesquisa)
clamp a » clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa)
j appl » j appel (Expandir a Pesquisa), _ appl (Expandir a Pesquisa)
c nart » _ nart (Expandir a Pesquisa), c nast (Expandir a Pesquisa), c narp (Expandir a Pesquisa)
a non » _ non (Expandir a Pesquisa)
_ nat » _ net (Expandir a Pesquisa), _ nad (Expandir a Pesquisa), _ nab (Expandir a Pesquisa)
a net » a new (Expandir a Pesquisa), _ net (Expandir a Pesquisa), u net (Expandir a Pesquisa)
c nar » c nair (Expandir a Pesquisa), c narp (Expandir a Pesquisa), c nmr (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: (( j appl computer a non ) or ((( _ nat clamp a net ) or ( ((c nart) OR (c nar)) comp can ngoc ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j appl computer a non ) OR ((( _ nat clamp a net ) OR ( ((c nart) OR (c nar)) comp can ngoc )))).
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j appl computer a non ) or ((( _ nat clamp a net ) or ( ((c nart) OR (c nar)) comp can ngoc ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j appl computer a non ) or ((( _ nat clamp a net ) or ( ((c nart) OR (c nar)) comp can ngoc ))))*.