Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
nail compared » nails compared (Expandir a Pesquisa), nacl compared (Expandir a Pesquisa), naive compared (Expandir a Pesquisa)
compared than » compared can (Expandir a Pesquisa), compared three (Expandir a Pesquisa), complex than (Expandir a Pesquisa)
dal computer » dental computer (Expandir a Pesquisa), small computer (Expandir a Pesquisa), local computer (Expandir a Pesquisa)
than never » than ever (Expandir a Pesquisa)
claims can » claims a (Expandir a Pesquisa)
based snow » based snp (Expandir a Pesquisa)
a claims » _ claims (Expandir a Pesquisa)
3 nail » _ nail (Expandir a Pesquisa), a nail (Expandir a Pesquisa), 3 nacl (Expandir a Pesquisa)
j dal » j dale (Expandir a Pesquisa), j daly (Expandir a Pesquisa), j dahl (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( 3 nail compared than never ) OR ( j a claims can new ))) OR ( j dal computer based snow ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( 3 nail compared than never ) or ( j a claims can new ))) or ( j dal computer based snow ))*.