Talvez deva tentar algumas variações de ortografia:
computer causes » computer classes (Expandir a Pesquisa), computer courses (Expandir a Pesquisa), computer case (Expandir a Pesquisa)
computer cause » computer case (Expandir a Pesquisa), computer course (Expandir a Pesquisa), computer use (Expandir a Pesquisa)
nat computer » cat computer (Expandir a Pesquisa), fast computer (Expandir a Pesquisa), icat computer (Expandir a Pesquisa)
causes new » causes non (Expandir a Pesquisa)
combe can » combe juan (Expandir a Pesquisa), combe jean (Expandir a Pesquisa), combe c (Expandir a Pesquisa)
cause new » use new (Expandir a Pesquisa), cause non (Expandir a Pesquisa), house new (Expandir a Pesquisa)
can netw » can new (Expandir a Pesquisa), can net (Expandir a Pesquisa), can newts (Expandir a Pesquisa)
j nat » j nart (Expandir a Pesquisa), _ nat (Expandir a Pesquisa), e nat (Expandir a Pesquisa)
j la » j a (Expandir a Pesquisa), j l (Expandir a Pesquisa), j da (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 la combe can netw ) or ((( j nat computer cause new ) OR ( j nat computer causes new ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j la combe can netw ) OR ((( j nat computer cause new ) OR ( j nat computer causes new )))).
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j la combe can netw ) or ((( j nat computer cause new ) OR ( j nat computer causes new ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j la combe can netw ) or ((( j nat computer cause new ) OR ( j nat computer causes new ))))*.