Talvez deva tentar algumas variações de ortografia:
computer classes » computer clusters (Expandir a Pesquisa), computer cluster (Expandir a Pesquisa), computer case (Expandir a Pesquisa)
neil computer » il computer (Expandir a Pesquisa), serial computer (Expandir a Pesquisa), novel computer (Expandir a Pesquisa)
classes now » classes new (Expandir a Pesquisa), classes nos (Expandir a Pesquisa), classes na (Expandir a Pesquisa)
claims can » claims a (Expandir a Pesquisa), claims may (Expandir a Pesquisa)
chimp can » chip can (Expandir a Pesquisa), camp can (Expandir a Pesquisa), clamp can (Expandir a Pesquisa)
can never » than never (Expandir a Pesquisa), a never (Expandir a Pesquisa), has never (Expandir a Pesquisa)
can newts » can new (Expandir a Pesquisa), can newly (Expandir a Pesquisa)
al chimp » al chisme (Expandir a Pesquisa), _ chimp (Expandir a Pesquisa), al chile (Expandir a Pesquisa)
a claims » _ claims (Expandir a Pesquisa)
j al » j l (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j al chimp can never ) OR ( j a claims can newts ))) OR ( _ neil computer classes now ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j al chimp can never ) or ( j a claims can newts ))) or ( _ neil computer classes now ))*.