Talvez deva tentar algumas variações de ortografia:
computer classes » computer clusters (Expandir a Pesquisa), computer cluster (Expandir a Pesquisa), computer case (Expandir a Pesquisa)
nail computer » daily computer (Expandir a Pesquisa), dal computer (Expandir a Pesquisa), il computer (Expandir a Pesquisa)
classes now » classes new (Expandir a Pesquisa), classes nos (Expandir a Pesquisa), classes na (Expandir a Pesquisa)
clamp cr » clamp ar (Expandir a Pesquisa), clamp croc (Expandir a Pesquisa), clamp can (Expandir a Pesquisa)
cr newly » can newly (Expandir a Pesquisa), our newly (Expandir a Pesquisa), per newly (Expandir a Pesquisa)
nat com » nat2 com (Expandir a Pesquisa), eat com (Expandir a Pesquisa), mat com (Expandir a Pesquisa)
a never » _ never (Expandir a Pesquisa)
a clamp » _ clamp (Expandir a Pesquisa), dna clamp (Expandir a Pesquisa), a claims (Expandir a Pesquisa)
j nail » _ nail (Expandir a Pesquisa), a nail (Expandir a Pesquisa), 3 nail (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 com a never ) or ( j a clamp cr newly ))) or ( j nail computer classes now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j nat com a never ) OR ( j a clamp cr newly ))) OR ( j nail computer classes now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j nat com a never ) or ( j a clamp cr newly ))) or ( j nail computer classes now ))*.