Talvez deva tentar algumas variações de ortografia:
comparing phase » comparing peace (Expandir a Pesquisa), comparing past (Expandir a Pesquisa), comparing paste (Expandir a Pesquisa)
natl comparing » al comparing (Expandir a Pesquisa), all comparing (Expandir a Pesquisa), small comparing (Expandir a Pesquisa)
nat computer » cat computer (Expandir a Pesquisa), fast computer (Expandir a Pesquisa), icat computer (Expandir a Pesquisa)
computer a » computer _ (Expandir a Pesquisa)
comp can » camp can (Expandir a Pesquisa), chimp can (Expandir a Pesquisa), clamp can (Expandir a Pesquisa)
a never » _ never (Expandir a Pesquisa)
j nayl » a nayl (Expandir a Pesquisa), j nay (Expandir a Pesquisa), j nail (Expandir a Pesquisa)
j natl » _ natl (Expandir a Pesquisa), j nail (Expandir a Pesquisa), j natali (Expandir a Pesquisa)
j nat » j nart (Expandir a Pesquisa), _ nat (Expandir a Pesquisa), e nat (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 nayl comp can new ) or ( j nat computer a never ))) or ( j natl comparing phase non ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j nayl comp can new ) OR ( j nat computer a never ))) OR ( j natl comparing phase non )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j nayl comp can new ) or ( j nat computer a never ))) or ( j natl comparing phase non ))*.