Talvez deva tentar algumas variações de ortografia:
norway comparison » airway comparison (Expandir a Pesquisa), way comparison (Expandir a Pesquisa), germany comparison (Expandir a Pesquisa)
comparison low » comparison long (Expandir a Pesquisa), comparison do (Expandir a Pesquisa), comparison bot (Expandir a Pesquisa)
computer based » computer aided (Expandir a Pesquisa)
natl computer » dal computer (Expandir a Pesquisa), apl computer (Expandir a Pesquisa), call computer (Expandir a Pesquisa)
based no2 » based non (Expandir a Pesquisa), based noc (Expandir a Pesquisa), based nod (Expandir a Pesquisa)
3 norway » _ norway (Expandir a Pesquisa), a norway (Expandir a Pesquisa), 1 norway (Expandir a Pesquisa)
low now » low non (Expandir a Pesquisa), low low (Expandir a Pesquisa), how now (Expandir a Pesquisa)
a clamp » _ clamp (Expandir a Pesquisa), dna clamp (Expandir a Pesquisa), a claims (Expandir a Pesquisa)
clamp a » clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa)
a newts » _ newts (Expandir a Pesquisa), a news (Expandir a Pesquisa), a newt (Expandir a Pesquisa)
j natl » _ natl (Expandir a Pesquisa), j nail (Expandir a Pesquisa), j nat (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 norway comparison low now ) OR ( c a clamp a newts ))) OR ( j natl computer based no2 ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( 3 norway comparison low now ) or ( c a clamp a newts ))) or ( j natl computer based no2 ))*.