Talvez deva tentar algumas variações de ortografia:
computer case » computer based (Expandir a Pesquisa), computer code (Expandir a Pesquisa), computer can (Expandir a Pesquisa)
del campus » del campo (Expandir a Pesquisa), do campus (Expandir a Pesquisa)
campus can » campus ban (Expandir a Pesquisa), campus case (Expandir a Pesquisa), campus catu (Expandir a Pesquisa)
clamp can » clamp a (Expandir a Pesquisa), clamp ar (Expandir a Pesquisa), clamp cum (Expandir a Pesquisa)
can newts » can new (Expandir a Pesquisa), can newly (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 » dna clamp (Expandir a Pesquisa), a claims (Expandir a Pesquisa)
j del » y del (Expandir a Pesquisa), m del (Expandir a Pesquisa), _ del (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 del campus can near ) or ( j a clamp can newts ))) or ( _ _ computer case now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j del campus can near ) OR ( j a clamp can newts ))) OR ( _ _ computer case now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j del campus can near ) or ( j a clamp can newts ))) or ( _ _ computer case now ))*.