Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
age compared » care compared (Expandir a Pesquisa), damage compared (Expandir a Pesquisa), agents compared (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa), compare a (Expandir a Pesquisa), compare _ (Expandir a Pesquisa)
narr clamp » arm clamp (Expandir a Pesquisa)
clamp cum » clamp m (Expandir a Pesquisa), clamp can (Expandir a Pesquisa), clamp em (Expandir a Pesquisa)
based now » based snow (Expandir a Pesquisa), based non (Expandir a Pesquisa), based no2 (Expandir a Pesquisa)
cum netw » um neto (Expandir a Pesquisa), mum net (Expandir a Pesquisa)
a newts » _ newts (Expandir a Pesquisa), a news (Expandir a Pesquisa), a newt (Expandir a Pesquisa)
j narr » l narr (Expandir a Pesquisa), j nair (Expandir a Pesquisa), j nasr (Expandir a Pesquisa)
a vhdl » _ vhdl (Expandir a Pesquisa), a vhl (Expandir a Pesquisa)
j age » j ager (Expandir a Pesquisa), _ age (Expandir a Pesquisa), l age (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 age compared a newts ) OR ( j narr clamp cum netw ))) OR ( a vhdl computer based now ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j age compared a newts ) or ( j narr clamp cum netw ))) or ( a vhdl computer based now ))*.