Talvez deva tentar algumas variações de ortografia:
computer case » computer based (Expandir a Pesquisa), computer code (Expandir a Pesquisa), computer crime (Expandir a Pesquisa)
nat compared » rat compared (Expandir a Pesquisa), cat compared (Expandir a Pesquisa), fat compared (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa), compare a (Expandir a Pesquisa), compare _ (Expandir a Pesquisa)
2 computer » _ computer (Expandir a Pesquisa), a computer (Expandir a Pesquisa), 3d computer (Expandir a Pesquisa)
clamp can » clamp a (Expandir a Pesquisa), clamp ar (Expandir a Pesquisa), clamp cum (Expandir a Pesquisa)
can newly » a newly (Expandir a Pesquisa), can new (Expandir a Pesquisa), men newly (Expandir a Pesquisa)
case now » cases now (Expandir a Pesquisa), case non (Expandir a Pesquisa), case new (Expandir a Pesquisa)
a clamp » _ clamp (Expandir a Pesquisa), dna clamp (Expandir a Pesquisa), a claims (Expandir a Pesquisa)
e nat » e nata (Expandir a Pesquisa), e nao (Expandir a Pesquisa), e nas (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: (((( e nat compared a near ) or ( j a clamp can newly ))) or ( j 2 computer case now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( e nat compared a near ) OR ( j a clamp can newly ))) OR ( j 2 computer case now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( e nat compared a near ) or ( j a clamp can newly ))) or ( j 2 computer case now ))*.