Talvez deva tentar algumas variações de ortografia:
can computers » can computer (Expandir a Pesquisa), than computers (Expandir a Pesquisa), can computed (Expandir a Pesquisa)
computers can » computers a (Expandir a Pesquisa), computers _ (Expandir a Pesquisa)
compared law » compared a (Expandir a Pesquisa), compared _ (Expandir a Pesquisa), company law (Expandir a Pesquisa)
ml compared » gel compared (Expandir a Pesquisa), oil compared (Expandir a Pesquisa), model compared (Expandir a Pesquisa)
can now » can non (Expandir a Pesquisa), can new (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
law new » jaw new (Expandir a Pesquisa)
e comb » e combs (Expandir a Pesquisa), e combu (Expandir a Pesquisa), e como (Expandir a Pesquisa)
comb n » comb _ (Expandir a Pesquisa), comb m (Expandir a Pesquisa), comb nov (Expandir a Pesquisa)
n netw » n neto (Expandir a Pesquisa)
j ml » j m (Expandir a Pesquisa), j l (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": "(((( _ can computers can now ) OR ( j ml compared law new ))) OR ( j e comb n netw ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( _ can computers can now ) OR ( j ml compared law new ))) OR ( j e comb n netw ))*.