Talvez deva tentar algumas variações de ortografia:
computer case » computer based (Expandir a Pesquisa), computer code (Expandir a Pesquisa), computer can (Expandir a Pesquisa)
nacl computer » dal computer (Expandir a Pesquisa), apl computer (Expandir a Pesquisa), call computer (Expandir a Pesquisa)
can near » can never (Expandir a Pesquisa), can new (Expandir a Pesquisa)
case now » cases now (Expandir a Pesquisa), case non (Expandir a Pesquisa), case new (Expandir a Pesquisa)
a clamp » c clamp (Expandir a Pesquisa), dna clamp (Expandir a Pesquisa), a claims (Expandir a Pesquisa)
clamp 2 » clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa), clamp a (Expandir a Pesquisa)
j natl » _ natl (Expandir a Pesquisa), j nail (Expandir a Pesquisa), j nat (Expandir a Pesquisa)
3 nacl » _ nacl (Expandir a Pesquisa), m nacl (Expandir a Pesquisa), 3.5 nacl (Expandir a Pesquisa)
2 new » a new (Expandir a Pesquisa), _ new (Expandir a Pesquisa), 2 neu (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 natl (compr OR comer) can near ) or ( j a clamp 2 new ))) or ( 3 nacl computer case now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j natl (compr OR comer) can near ) OR ( j a clamp 2 new ))) OR ( 3 nacl computer case now )).
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( j natl (compr OR comer) can near ) or ( j a clamp 2 new ))) or ( 3 nacl computer case now ))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j natl (compr OR comer) can near ) or ( j a clamp 2 new ))) or ( 3 nacl computer case now ))*.