Talvez deva tentar algumas variações de ortografia:
fast computer » cost computer (Expandir a Pesquisa), best computer (Expandir a Pesquisa), fast computing (Expandir a Pesquisa)
computer case » computer based (Expandir a Pesquisa), computer age (Expandir a Pesquisa), computer code (Expandir a Pesquisa)
nat'l complex » nata complex (Expandir a Pesquisa), attl complex (Expandir a Pesquisa), nacl complex (Expandir a Pesquisa)
complex than » complex trait (Expandir a Pesquisa)
rat compared » rats compared (Expandir a Pesquisa), rate compared (Expandir a Pesquisa), rates compared (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa), compare a (Expandir a Pesquisa), compare _ (Expandir a Pesquisa)
case now » cases now (Expandir a Pesquisa), case non (Expandir a Pesquisa), case new (Expandir a Pesquisa)
_ nat'l » _ natal (Expandir a Pesquisa), _ natl (Expandir a Pesquisa), _ nato's (Expandir a Pesquisa)
j fast » j faust (Expandir a Pesquisa), j fausto (Expandir a Pesquisa)
j rat » j rath (Expandir a Pesquisa), _ rat (Expandir a Pesquisa), a rat (Expandir a Pesquisa)
a non » _ non (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 fast computer case now ) or ( _ nat'l complex than non ))) or ( j rat compared a non ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j fast computer case now ) OR ( _ nat'l complex than non ))) OR ( j rat compared a non )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j fast computer case now ) or ( _ nat'l complex than non ))) or ( j rat compared a non ))*.