Talvez deva tentar algumas variações de ortografia:
computer cause » computer case (Expandir a Pesquisa), computer course (Expandir a Pesquisa), computer use (Expandir a Pesquisa)
nasr company » gas company (Expandir a Pesquisa), air company (Expandir a Pesquisa), inter company (Expandir a Pesquisa)
cat compared » cast compared (Expandir a Pesquisa), cats compared (Expandir a Pesquisa), ct compared (Expandir a Pesquisa)
nat computer » cat computer (Expandir a Pesquisa), fast computer (Expandir a Pesquisa), icat computer (Expandir a Pesquisa)
company law » company a (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa)
cause new » causes new (Expandir a Pesquisa), use new (Expandir a Pesquisa), cause non (Expandir a Pesquisa)
law need » law needs (Expandir a Pesquisa), low need (Expandir a Pesquisa), now need (Expandir a Pesquisa)
a netw » a neto (Expandir a Pesquisa), a neta (Expandir a Pesquisa), a netb (Expandir a Pesquisa)
j nasr » j nash (Expandir a Pesquisa), a nasr (Expandir a Pesquisa), h nasr (Expandir a Pesquisa)
j cat » _ cat (Expandir a Pesquisa), a cat (Expandir a Pesquisa), j cao (Expandir a Pesquisa)
j nat » j nart (Expandir a Pesquisa), _ nat (Expandir a Pesquisa), a nat (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 cat compared a netw ) OR ( j nasr company law need ))) OR ( j nat computer cause new ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j cat compared a netw ) OR ( j nasr company law need ))) OR ( j nat computer cause new ))*.