Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
art compared » act compared (Expandir a Pesquisa), haart compared (Expandir a Pesquisa), heart compared (Expandir a Pesquisa)
compared law » compared a (Expandir a Pesquisa), compared _ (Expandir a Pesquisa), company law (Expandir a Pesquisa)
il computer » dal computer (Expandir a Pesquisa), 1 computer (Expandir a Pesquisa), vhdl computer (Expandir a Pesquisa)
based next » based nested (Expandir a Pesquisa)
clamp ar » clamp a (Expandir a Pesquisa), clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa)
ar newts » can newts (Expandir a Pesquisa), _ newts (Expandir a Pesquisa), war news (Expandir a Pesquisa)
law new » jaw new (Expandir a Pesquisa)
j art » j arts (Expandir a Pesquisa), j arlt (Expandir a Pesquisa), _ art (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.

• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( j art compared law new ) OR ( j _ clamp ar newts ))) OR ( j il computer based next ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j art compared law new ) OR ( j _ clamp ar newts ))) OR ( j il computer based next ))*.