Talvez deva tentar algumas variações de ortografia:
maple computer » apple computer (Expandir a Pesquisa), simple computer (Expandir a Pesquisa), mobile computer (Expandir a Pesquisa)
compared than » compared can (Expandir a Pesquisa), complex than (Expandir a Pesquisa), compared a (Expandir a Pesquisa)
computer case » computer based (Expandir a Pesquisa), computer code (Expandir a Pesquisa), computer crime (Expandir a Pesquisa)
nat compared » rat compared (Expandir a Pesquisa), cat compared (Expandir a Pesquisa), fat compared (Expandir a Pesquisa)
nair clamp » nair alap (Expandir a Pesquisa)
case now » cases now (Expandir a Pesquisa), case non (Expandir a Pesquisa), case new (Expandir a Pesquisa)
clamp m » clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa), clamp a (Expandir a Pesquisa)
j maple » _ maple (Expandir a Pesquisa)
j nair » _ nair (Expandir a Pesquisa), a nair (Expandir a Pesquisa), j narr (Expandir a Pesquisa)
j nat » j nart (Expandir a Pesquisa), _ nat (Expandir a Pesquisa), e nat (Expandir a Pesquisa)
m net » m neto (Expandir a Pesquisa), m nett (Expandir a Pesquisa), _ net (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: (((( j nat compared than non ) OR ( j nair clamp m net ))) OR ( j maple computer case now ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j nat compared than non ) or ( j nair clamp m net ))) or ( j maple computer case now ))*.