Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
based ngoc » based ngo (Expandir a Pesquisa), based ngos (Expandir a Pesquisa), based ngs (Expandir a Pesquisa)
camp camp » amp camp (Expandir a Pesquisa)
camp netw » camp near (Expandir a Pesquisa), camp nerf (Expandir a Pesquisa)
atp camp » atp amp (Expandir a Pesquisa), atp cap (Expandir a Pesquisa), atp adp (Expandir a Pesquisa)
can netw » can new (Expandir a Pesquisa), can net (Expandir a Pesquisa), can newts (Expandir a Pesquisa)
con can » con cana (Expandir a Pesquisa), con cal (Expandir a Pesquisa), con ca (Expandir a Pesquisa)
st con » test con (Expandir a Pesquisa)
j atp » _ atp (Expandir a Pesquisa), k atp (Expandir a Pesquisa), 1 atp (Expandir a Pesquisa)
vhdl » hdl (Expandir a Pesquisa), vldl (Expandir a Pesquisa), vhl (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Performing a fuzzy search may retrieve terms with similar spellings: (( _ vhdl computer based ngoc ) OR ((( j atp camp camp netw ) OR ( j st con can netw ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( _ vhdl computer based ngoc ) OR ((( j atp camp camp netw ) OR ( j st con can netw ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( _ vhdl computer based ngoc ) OR ((( j atp camp camp netw ) OR ( j st con can netw ))))*.