Talvez deva tentar algumas variações de ortografia:
nadal computers » neural computers (Expandir a Pesquisa), dal computer (Expandir a Pesquisa), panel computers (Expandir a Pesquisa)
diet comparing » diets comparing (Expandir a Pesquisa), drift comparing (Expandir a Pesquisa), dast comparing (Expandir a Pesquisa)
comparing case » comparing cancer (Expandir a Pesquisa), compelling case (Expandir a Pesquisa), comparing climate (Expandir a Pesquisa)
computer case » computer based (Expandir a Pesquisa), computer code (Expandir a Pesquisa), computer can (Expandir a Pesquisa)
apl computer » maple computer (Expandir a Pesquisa), call computer (Expandir a Pesquisa), dal computer (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)
c diet » c dietz (Expandir a Pesquisa), c diez (Expandir a Pesquisa), c dieb (Expandir a Pesquisa)
1 apl » _ apl (Expandir a Pesquisa), 1 ap1 (Expandir a Pesquisa), 1 all (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 _ now ) or ( 1 apl computer case now ))) or ( c diet comparing case now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j nadal computers _ now ) OR ( 1 apl computer case now ))) OR ( c diet comparing case now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j nadal computers _ now ) or ( 1 apl computer case now ))) or ( c diet comparing case now ))*.