Talvez deva tentar algumas variações de ortografia:
computer case » computer based (Expandir a Pesquisa), computer code (Expandir a Pesquisa), computer can (Expandir a Pesquisa)
il computer » dal computer (Expandir a Pesquisa), vhdl computer (Expandir a Pesquisa)
let counts » beat counts (Expandir a Pesquisa), mer counts (Expandir a Pesquisa), e counts (Expandir a Pesquisa)
counts can » count can (Expandir a Pesquisa), counts a (Expandir a Pesquisa), counts may (Expandir a Pesquisa)
can newts » can new (Expandir a Pesquisa), can newly (Expandir a Pesquisa)
case now » cases now (Expandir a Pesquisa), case non (Expandir a Pesquisa), case new (Expandir a Pesquisa)
nail amy » nail a (Expandir a Pesquisa), nail alp (Expandir a Pesquisa)
amy can » amy chan (Expandir a Pesquisa), amy cao (Expandir a Pesquisa), amy chang (Expandir a Pesquisa)
j let » j leta (Expandir a Pesquisa), _ let (Expandir a Pesquisa), j lee (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( _ il computer case now ) OR ((( _ nail amy can newts ) OR ( j let counts can newts ))))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( _ il computer case now ) OR ((( _ nail amy can newts ) OR ( j let counts can newts ))))*.