Talvez deva tentar algumas variações de ortografia:
modems computer » models computer (Expandir a Pesquisa), modern computer (Expandir a Pesquisa), model computer (Expandir a Pesquisa)
nacl compared » acl compared (Expandir a Pesquisa), small compared (Expandir a Pesquisa), gel compared (Expandir a Pesquisa)
compared laws » compared law (Expandir a Pesquisa), compared less (Expandir a Pesquisa), compiled laws (Expandir a Pesquisa)
compared can » compared case (Expandir a Pesquisa), compared a (Expandir a Pesquisa), compared law (Expandir a Pesquisa)
fat compared » rat compared (Expandir a Pesquisa), meat compared (Expandir a Pesquisa), ct compared (Expandir a Pesquisa)
computer a » computer _ (Expandir a Pesquisa)
e modems » _ modems (Expandir a Pesquisa), e modelos (Expandir a Pesquisa), e modos (Expandir a Pesquisa)
laws now » laws how (Expandir a Pesquisa), laws new (Expandir a Pesquisa), laws do (Expandir a Pesquisa)
a fat » _ fat (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: (( e modems computer a new ) or ((( 2 nacl compared can new ) or ( a fat compared laws now ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( e modems computer a new ) OR ((( 2 nacl compared can new ) OR ( a fat compared laws now )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( e modems computer a new ) or ((( 2 nacl compared can new ) or ( a fat compared laws now ))))*.