Talvez deva tentar algumas variações de ortografia:
level compared » levels compared (Expandir a Pesquisa), model compared (Expandir a Pesquisa), level comparison (Expandir a Pesquisa)
years compared » users compared (Expandir a Pesquisa), years comparison (Expandir a Pesquisa)
compared loss » compared less (Expandir a Pesquisa), compared across (Expandir a Pesquisa), compacted loess (Expandir a Pesquisa)
uyf computer » _ computer (Expandir a Pesquisa), a computer (Expandir a Pesquisa), 3d computer (Expandir a Pesquisa)
computer a » computer _ (Expandir a Pesquisa)
loss how » loss has (Expandir a Pesquisa)
j level » j levell (Expandir a Pesquisa), j levels (Expandir a Pesquisa), j levelt (Expandir a Pesquisa)
a years » a year's (Expandir a Pesquisa), 2 years (Expandir a Pesquisa), a year (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: (( i uyf computer a now ) or ((( j level compared _ non ) or ( a years compared loss how ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( i uyf computer a now ) OR ((( j level compared _ non ) OR ( a years compared loss how )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( i uyf computer a now ) or ((( j level compared _ non ) or ( a years compared loss how ))))*.