Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
dal computer » dental computer (Expandir a Pesquisa), small computer (Expandir a Pesquisa), local computer (Expandir a Pesquisa)
had never » has never (Expandir a Pesquisa), have never (Expandir a Pesquisa), a never (Expandir a Pesquisa)
clamp cum » clamp m (Expandir a Pesquisa), clamp can (Expandir a Pesquisa), clamp em (Expandir a Pesquisa)
cum newts » can newts (Expandir a Pesquisa)
atf camp » a camp (Expandir a Pesquisa), amp camp (Expandir a Pesquisa), ac camp (Expandir a Pesquisa)
camp had » camp chad (Expandir a Pesquisa), camp has (Expandir a Pesquisa), camp have (Expandir a Pesquisa)
a clamp » _ clamp (Expandir a Pesquisa), a claims (Expandir a Pesquisa)
j atf » _ atf (Expandir a Pesquisa), 1 atf (Expandir a Pesquisa), 2 atf (Expandir a Pesquisa)
j dal » j dale (Expandir a Pesquisa), j daly (Expandir a Pesquisa), j dahl (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 atf camp had never ) OR ( j a clamp cum newts ))) OR ( j dal computer based non ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j atf camp had never ) or ( j a clamp cum newts ))) or ( j dal computer based non ))*.