Talvez deva tentar algumas variações de ortografia:
nadal computers » neural computers (Expandir a Pesquisa), dal computer (Expandir a Pesquisa), panel computers (Expandir a Pesquisa)
complex values » complex valued (Expandir a Pesquisa), complex value (Expandir a Pesquisa), complex clues (Expandir a Pesquisa)
abim computer » acm computer (Expandir a Pesquisa), cim computer (Expandir a Pesquisa), atm computer (Expandir a Pesquisa)
computer case » computer based (Expandir a Pesquisa), computer code (Expandir a Pesquisa), computer can (Expandir a Pesquisa)
diet complex » diet compiled (Expandir a Pesquisa), ift complex (Expandir a Pesquisa), yet complex (Expandir a Pesquisa)
computers a » computers _ (Expandir a Pesquisa)
values now » value now (Expandir a Pesquisa), values new (Expandir a Pesquisa), values non (Expandir a Pesquisa)
case now » cases now (Expandir a Pesquisa), case non (Expandir a Pesquisa), case new (Expandir a Pesquisa)
j nadal » de nadal (Expandir a Pesquisa)
a abim » a abid (Expandir a Pesquisa), _ abim (Expandir a Pesquisa), a abia (Expandir a Pesquisa)
c diet » c dietz (Expandir a Pesquisa), c diez (Expandir a Pesquisa), c dieb (Expandir a Pesquisa)
a now » a new (Expandir a Pesquisa), a non (Expandir a Pesquisa), _ now (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 nadal computers a now ) or ( a abim computer case now ))) or ( c diet complex values now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j nadal computers a now ) OR ( a abim computer case now ))) OR ( c diet complex values now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j nadal computers a now ) or ( a abim computer case now ))) or ( c diet complex values now ))*.