Talvez deva tentar algumas variações de ortografia:
computer cases » computer case (Expandir a Pesquisa), computer classes (Expandir a Pesquisa), computer caries (Expandir a Pesquisa)
acm computer » a computer (Expandir a Pesquisa), um computer (Expandir a Pesquisa), uym computer (Expandir a Pesquisa)
natl clamp » tail clamp (Expandir a Pesquisa)
claims mar » claims may (Expandir a Pesquisa), claims maker (Expandir a Pesquisa), claims made (Expandir a Pesquisa)
clamp cum » clamp m (Expandir a Pesquisa), clamp can (Expandir a Pesquisa), clamp em (Expandir a Pesquisa)
mar newly » near newly (Expandir a Pesquisa), a newly (Expandir a Pesquisa), can newly (Expandir a Pesquisa)
cases now » cases new (Expandir a Pesquisa), cases non (Expandir a Pesquisa), case now (Expandir a Pesquisa)
a claims » _ claims (Expandir a Pesquisa)
cum new » zum new (Expandir a Pesquisa)
j natl » j nail (Expandir a Pesquisa), _ natl (Expandir a Pesquisa), j nat (Expandir a Pesquisa)
j acm » _ acm (Expandir a Pesquisa), j aim (Expandir a Pesquisa), j alm (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 clamp cum new ) or ( j a claims mar newly ))) or ( j acm computer cases now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j natl clamp cum new ) OR ( j a claims mar newly ))) OR ( j acm computer cases now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j natl clamp cum new ) or ( j a claims mar newly ))) or ( j acm computer cases now ))*.