Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
tunis computer » studies computer (Expandir a Pesquisa), tetris computer (Expandir a Pesquisa), things computer (Expandir a Pesquisa)
gil computer » il computer (Expandir a Pesquisa), hill computer (Expandir a Pesquisa), dal computer (Expandir a Pesquisa)
computer dan » komputer dan (Expandir a Pesquisa), computer data (Expandir a Pesquisa), computech dan (Expandir a Pesquisa)
gel compared » model compared (Expandir a Pesquisa), level compared (Expandir a Pesquisa), gel prepared (Expandir a Pesquisa)
based snow » based snp (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa), compare a (Expandir a Pesquisa), compare _ (Expandir a Pesquisa)
de tunis » de tuneis (Expandir a Pesquisa), de tunes (Expandir a Pesquisa), de tunisie (Expandir a Pesquisa)
dan non » than non (Expandir a Pesquisa), dan ning (Expandir a Pesquisa)
3 gel » _ gel (Expandir a Pesquisa), i gel (Expandir a Pesquisa), a gel (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 gil computer based snow ) or ( de tunis computer dan non ))) or ( 3 gel compared a new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( a gil computer based snow ) OR ( de tunis computer dan non ))) OR ( 3 gel compared a new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( a gil computer based snow ) or ( de tunis computer dan non ))) or ( 3 gel compared a new ))*.