Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
chf compare » ahf compared (Expandir a Pesquisa), nhs compare (Expandir a Pesquisa), copy compare (Expandir a Pesquisa)
il computer » dal computer (Expandir a Pesquisa), vhdl computer (Expandir a Pesquisa)
compare gp » compare cpm (Expandir a Pesquisa), compare cpr (Expandir a Pesquisa), compare gag (Expandir a Pesquisa)
gp near » gap near (Expandir a Pesquisa), gmp near (Expandir a Pesquisa), go near (Expandir a Pesquisa)
a clamp » _ clamp (Expandir a Pesquisa), c clamp (Expandir a Pesquisa), a claims (Expandir a Pesquisa)
clamp a » clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa)
a newts » _ newts (Expandir a Pesquisa), a news (Expandir a Pesquisa), a newt (Expandir a Pesquisa)
j chf » j chu (Expandir a Pesquisa), _ chf (Expandir a Pesquisa), j cho (Expandir a Pesquisa)
j il » j l (Expandir a Pesquisa), j i (Expandir a Pesquisa), j al (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: (((( j chf compare gp near ) or ( j a clamp a newts ))) or ( j il computer based non ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j chf compare gp near ) OR ( j a clamp a newts ))) OR ( j il computer based non )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j chf compare gp near ) or ( j a clamp a newts ))) or ( j il computer based non ))*.