Talvez deva tentar algumas variações de ortografia:
hartl computer » heart computer (Expandir a Pesquisa), harmful computer (Expandir a Pesquisa), shared computer (Expandir a Pesquisa)
model compared » model compound (Expandir a Pesquisa), model complex (Expandir a Pesquisa), model combined (Expandir a Pesquisa)
computer can » computers can (Expandir a Pesquisa), computer case (Expandir a Pesquisa), computer a (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa), compare a (Expandir a Pesquisa), compare _ (Expandir a Pesquisa)
can newts » can new (Expandir a Pesquisa), can newly (Expandir a Pesquisa)
combe can » combe juan (Expandir a Pesquisa), combe jean (Expandir a Pesquisa), combe c (Expandir a Pesquisa)
can never » than never (Expandir a Pesquisa), a never (Expandir a Pesquisa), has never (Expandir a Pesquisa)
j hartl » c hartl (Expandir a Pesquisa), j hart (Expandir a Pesquisa), l hartl (Expandir a Pesquisa)
l combe » la combe (Expandir a Pesquisa), _ combe (Expandir a Pesquisa), l combs (Expandir a Pesquisa)
j model » j modolo (Expandir a Pesquisa), j monder (Expandir a Pesquisa)
a now » a new (Expandir a Pesquisa), a non (Expandir a Pesquisa), _ now (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 hartl computer can newts ) OR ( j l combe can never ))) OR ( j model compared a now ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j hartl computer can newts ) or ( j l combe can never ))) or ( j model compared a now ))*.