Talvez deva tentar algumas variações de ortografia:
companies case » companies based (Expandir a Pesquisa), companies a (Expandir a Pesquisa), companies act (Expandir a Pesquisa)
adult computer » duct computer (Expandir a Pesquisa), about computer (Expandir a Pesquisa), adult compared (Expandir a Pesquisa)
pml companies » psl companies (Expandir a Pesquisa), oil companies (Expandir a Pesquisa), tfl companies (Expandir a Pesquisa)
computer xt » computer art (Expandir a Pesquisa), computer _ (Expandir a Pesquisa), computer a (Expandir a Pesquisa)
chimp can » chip can (Expandir a Pesquisa), camp can (Expandir a Pesquisa), clamp can (Expandir a Pesquisa)
can newts » can new (Expandir a Pesquisa), can newly (Expandir a Pesquisa)
case note » case notes (Expandir a Pesquisa)
j adult » nj adult (Expandir a Pesquisa), 1 adult (Expandir a Pesquisa), 2 adult (Expandir a Pesquisa)
xt net » ct net (Expandir a Pesquisa), xt new (Expandir a Pesquisa)
j nart » _ nart (Expandir a Pesquisa), j narr (Expandir a Pesquisa), c nart (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 adult computer xt net ) OR ( j nart chimp can newts ))) OR ( _ pml companies case note ))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( j adult computer xt net ) OR ( j nart chimp can newts ))) OR ( _ pml companies case note ))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j adult computer xt net ) OR ( j nart chimp can newts ))) OR ( _ pml companies case note ))*.