Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
dal computer » dental computer (Expandir a Pesquisa), small computer (Expandir a Pesquisa), local computer (Expandir a Pesquisa)
nata compr » nata complex (Expandir a Pesquisa), data compare (Expandir a Pesquisa)
claims can » claims a (Expandir a Pesquisa)
compr can » comp can (Expandir a Pesquisa), computer can (Expandir a Pesquisa), compared can (Expandir a Pesquisa)
can newts » can new (Expandir a Pesquisa), can newly (Expandir a Pesquisa)
based now » based snow (Expandir a Pesquisa), based non (Expandir a Pesquisa), based no2 (Expandir a Pesquisa)
can near » can never (Expandir a Pesquisa), can new (Expandir a Pesquisa)
a claims » _ claims (Expandir a Pesquisa)
e nata » e natal (Expandir a Pesquisa), e nafta (Expandir a Pesquisa), e nada (Expandir a Pesquisa)
e dal » e dale (Expandir a Pesquisa), e dahl (Expandir a Pesquisa), e daly (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 nata compr can near ) OR ( j a claims can newts ))) OR ( e dal computer based now ))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( e nata compr can near ) OR ( j a claims can newts ))) OR ( e dal computer based now ))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( e nata compr can near ) OR ( j a claims can newts ))) OR ( e dal computer based now ))*.