Talvez deva tentar algumas variações de ortografia:
model computer » models computer (Expandir a Pesquisa), modern computer (Expandir a Pesquisa), modems computer (Expandir a Pesquisa)
nacl compared » acl compared (Expandir a Pesquisa), small compared (Expandir a Pesquisa), gel compared (Expandir a Pesquisa)
computer can » computers can (Expandir a Pesquisa), computer case (Expandir a Pesquisa), computer a (Expandir a Pesquisa)
compared can » compared case (Expandir a Pesquisa), compared law (Expandir a Pesquisa), companies can (Expandir a Pesquisa)
new compared » brew compared (Expandir a Pesquisa), view compared (Expandir a Pesquisa), low compared (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa), compare a (Expandir a Pesquisa), compare _ (Expandir a Pesquisa)
can ngoc » van ngoc (Expandir a Pesquisa), tran ngoc (Expandir a Pesquisa), phan ngoc (Expandir a Pesquisa)
j nacl » i nacl (Expandir a Pesquisa), j nail (Expandir a Pesquisa), n 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: (( _ model computer can ngoc ) or ((( j nacl compared can new ) or ( _ new compared a new ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( _ model computer can ngoc ) OR ((( j nacl compared can new ) OR ( _ new compared a new )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( _ model computer can ngoc ) or ((( j nacl compared can new ) or ( _ new compared a new ))))*.