Talvez deva tentar algumas variações de ortografia:
maple computer » apple computer (Expandir a Pesquisa), simple computer (Expandir a Pesquisa), mobile computer (Expandir a Pesquisa)
fact compared » act compared (Expandir a Pesquisa), fat compared (Expandir a Pesquisa), factor compared (Expandir a Pesquisa)
computer case » computer based (Expandir a Pesquisa), computer code (Expandir a Pesquisa), computer can (Expandir a Pesquisa)
compared can » compared case (Expandir a Pesquisa), compared a (Expandir a Pesquisa), compared law (Expandir a Pesquisa)
clamp pcr » lamp pcr (Expandir a Pesquisa), clamp pcna (Expandir a Pesquisa), amp pcr (Expandir a Pesquisa)
pcr newts » pcr new (Expandir a Pesquisa), pcr next (Expandir a Pesquisa)
case new » cases new (Expandir a Pesquisa), cause new (Expandir a Pesquisa), caste new (Expandir a Pesquisa)
a clamp » _ clamp (Expandir a Pesquisa), c clamp (Expandir a Pesquisa), dna clamp (Expandir a Pesquisa)
j maple » _ maple (Expandir a Pesquisa)
e fact » e facto (Expandir a Pesquisa), e face (Expandir a Pesquisa), e faca (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: (((( e fact compared can new ) OR ( j a clamp pcr newts ))) OR ( j maple computer case new ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( e fact compared can new ) or ( j a clamp pcr newts ))) or ( j maple computer case new ))*.