Talvez deva tentar algumas variações de ortografia:
collared cases » collected cases (Expandir a Pesquisa), collared doves (Expandir a Pesquisa), followed cases (Expandir a Pesquisa)
vhdl computers » vhdl computer (Expandir a Pesquisa), held computers (Expandir a Pesquisa), how computers (Expandir a Pesquisa)
daily compared » early compared (Expandir a Pesquisa), elderly compared (Expandir a Pesquisa)
nucl collared » nacl compared (Expandir a Pesquisa)
computers a » computers _ (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa), compare a (Expandir a Pesquisa), compare _ (Expandir a Pesquisa)
cases now » cases new (Expandir a Pesquisa), cases non (Expandir a Pesquisa), case now (Expandir a Pesquisa)
m nucl » 3 nucl (Expandir a Pesquisa), m null (Expandir a Pesquisa)
a now » a new (Expandir a Pesquisa), _ now (Expandir a Pesquisa), a nos (Expandir a Pesquisa)
a non » _ non (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: (( _ vhdl computers a now ) or ((( m nucl collared cases now ) or ( _ daily compared a non ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( _ vhdl computers a now ) OR ((( m nucl collared cases now ) OR ( _ daily compared a non )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( _ vhdl computers a now ) or ((( m nucl collared cases now ) or ( _ daily compared a non ))))*.