Talvez deva tentar algumas variações de ortografia:
computer based » computer aided (Expandir a Pesquisa)
acm computer » a computer (Expandir a Pesquisa), um computer (Expandir a Pesquisa), uym computer (Expandir a Pesquisa)
natali lama » natalia lamas (Expandir a Pesquisa), natali olaya (Expandir a Pesquisa), natali luca (Expandir a Pesquisa)
based now » based snow (Expandir a Pesquisa), based non (Expandir a Pesquisa), based no2 (Expandir a Pesquisa)
j natali » j natalia (Expandir a Pesquisa), a natali (Expandir a Pesquisa), j nadal (Expandir a Pesquisa)
lama can » lama cal (Expandir a Pesquisa), lama dan (Expandir a Pesquisa), lama juan (Expandir a Pesquisa)
can near » can never (Expandir a Pesquisa), can new (Expandir a Pesquisa)
clamp ar » clamp a (Expandir a Pesquisa), clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa)
ar newts » can newts (Expandir a Pesquisa), _ newts (Expandir a Pesquisa), war news (Expandir a Pesquisa)
a clamp » _ clamp (Expandir a Pesquisa), c clamp (Expandir a Pesquisa), dna clamp (Expandir a Pesquisa)
j acm » _ acm (Expandir a Pesquisa), j aim (Expandir a Pesquisa), j alm (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 natali lama can near ) or ( j a clamp ar newts ))) or ( j acm computer based now ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j natali lama can near ) OR ( j a clamp ar newts ))) OR ( j acm computer based now )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j natali lama can near ) or ( j a clamp ar newts ))) or ( j acm computer based now ))*.