Talvez deva tentar algumas variações de ortografia:
comparing change » comparing changes (Expandir a Pesquisa), comparing cancer (Expandir a Pesquisa), comparing case (Expandir a Pesquisa)
fitz comparing » africa comparing (Expandir a Pesquisa), finger comparing (Expandir a Pesquisa)
nat computers » what computers (Expandir a Pesquisa), iet computers (Expandir a Pesquisa), can computers (Expandir a Pesquisa)
computer code » computer model (Expandir a Pesquisa), computer models (Expandir a Pesquisa), computer crime (Expandir a Pesquisa)
2 computer » _ computer (Expandir a Pesquisa), a computer (Expandir a Pesquisa), 3d computer (Expandir a Pesquisa)
change now » changes now (Expandir a Pesquisa), change new (Expandir a Pesquisa), charge now (Expandir a Pesquisa)
code now » code new (Expandir a Pesquisa), code noir (Expandir a Pesquisa), code net (Expandir a Pesquisa)
j fitz » j fritz (Expandir a Pesquisa), j feitz (Expandir a Pesquisa), _ fitz (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 nat computers _ now ) or ( 3 2 computer code now ))) or ( j fitz comparing change now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j nat computers _ now ) OR ( 3 2 computer code now ))) OR ( j fitz comparing change now ))*.