Talvez deva tentar algumas variações de ortografia:
dietz comparing » diet comparing (Expandir a Pesquisa), diets comparing (Expandir a Pesquisa), diary comparing (Expandir a Pesquisa)
nadal computers » neural computers (Expandir a Pesquisa), dal computer (Expandir a Pesquisa), panel computers (Expandir a Pesquisa)
comparing cause » comparing causes (Expandir a Pesquisa), comparing case (Expandir a Pesquisa), comparing causal (Expandir a Pesquisa)
api computers » api computer (Expandir a Pesquisa), pi computer (Expandir a Pesquisa), a computers (Expandir a Pesquisa)
computers can » computers _ (Expandir a Pesquisa)
computers a » computers _ (Expandir a Pesquisa)
cause new » causes new (Expandir a Pesquisa), use new (Expandir a Pesquisa), cause non (Expandir a Pesquisa)
j nadal » de nadal (Expandir a Pesquisa)
can now » can new (Expandir a Pesquisa), can non (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
c dietz » c diez (Expandir a Pesquisa), e dietz (Expandir a Pesquisa)
a now » a new (Expandir a Pesquisa), a non (Expandir a Pesquisa), _ now (Expandir a Pesquisa)
1 api » _ api (Expandir a Pesquisa), 1 ap1 (Expandir a Pesquisa), 1 abi (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 ( 1 api computers can now ))) or ( c dietz comparing cause new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j nadal computers a now ) OR ( 1 api computers can now ))) OR ( c dietz comparing cause new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j nadal computers a now ) or ( 1 api computers can now ))) or ( c dietz comparing cause new ))*.