Talvez deva tentar algumas variações de ortografia:
computer age » computer image (Expandir a Pesquisa), computer a (Expandir a Pesquisa), computer aided (Expandir a Pesquisa)
il computer » dal computer (Expandir a Pesquisa), vhdl computer (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)
class m » class mu (Expandir a Pesquisa), class _ (Expandir a Pesquisa), class a (Expandir a Pesquisa)
a clamp » _ clamp (Expandir a Pesquisa), c clamp (Expandir a Pesquisa), dna clamp (Expandir a Pesquisa)
age now » age new (Expandir a Pesquisa), care now (Expandir a Pesquisa)
m near » nm near (Expandir a Pesquisa), m neary (Expandir a Pesquisa), em near (Expandir a Pesquisa)
j new » a new (Expandir a Pesquisa), _ new (Expandir a Pesquisa), 2 new (Expandir a Pesquisa)
j il » j l (Expandir a Pesquisa), j i (Expandir a Pesquisa), j al (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 new class m near ) or ( j a clamp pcr newts ))) or ( j il computer age now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j new class m near ) OR ( j a clamp pcr newts ))) OR ( j il computer age now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j new class m near ) or ( j a clamp pcr newts ))) or ( j il computer age now ))*.