Talvez deva tentar algumas variações de ortografia:
about computer » ut computer (Expandir a Pesquisa), about complex (Expandir a Pesquisa)
model compared » model compound (Expandir a Pesquisa), model combined (Expandir a Pesquisa), model complex (Expandir a Pesquisa)
nar comparing » near comparing (Expandir a Pesquisa), fear comparing (Expandir a Pesquisa), fair comparing (Expandir a Pesquisa)
comparing law » comparing low (Expandir a Pesquisa), comparing lay (Expandir a Pesquisa), comparing land (Expandir a Pesquisa)
compared can » compared a (Expandir a Pesquisa), compared law (Expandir a Pesquisa), companies can (Expandir a Pesquisa)
computer a » computer _ (Expandir a Pesquisa)
j about » _ about (Expandir a Pesquisa), a about (Expandir a Pesquisa), 2 about (Expandir a Pesquisa)
j model » j modolo (Expandir a Pesquisa), j monder (Expandir a Pesquisa)
c nar » c nair (Expandir a Pesquisa), c narp (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 about computer a new ) or ((( j model compared can new ) or ( c nar comparing law non ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j about computer a new ) OR ((( j model compared can new ) OR ( c nar comparing law non )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j about computer a new ) or ((( j model compared can new ) or ( c nar comparing law non ))))*.