Talvez deva tentar algumas variações de ortografia:
natalia carvalho » nathalia carvalho (Expandir a Pesquisa), marilia carvalho (Expandir a Pesquisa), amelia carvalho (Expandir a Pesquisa)
level compared » levels compared (Expandir a Pesquisa), model compared (Expandir a Pesquisa), level comparison (Expandir a Pesquisa)
compared tran » compared can (Expandir a Pesquisa), compared boron (Expandir a Pesquisa), compared great (Expandir a Pesquisa)
carvalho can » carvalho chain (Expandir a Pesquisa), carvalho cagni (Expandir a Pesquisa), carvalho caio (Expandir a Pesquisa)
j natalia » _ natalia (Expandir a Pesquisa)
can ngoc » van ngoc (Expandir a Pesquisa), cao ngoc (Expandir a Pesquisa), phan ngoc (Expandir a Pesquisa)
amp can » amp camp (Expandir a Pesquisa)
5 amp » _ amp (Expandir a Pesquisa)
j 5 » j 65 (Expandir a Pesquisa), j 15 (Expandir a Pesquisa), j 25 (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: (( _ level compared tran ngoc ) or ((( j natalia carvalho can ngoc ) or ( j 5 amp can ngoc ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( _ level compared tran ngoc ) OR ((( j natalia carvalho can ngoc ) OR ( j 5 amp can ngoc )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( _ level compared tran ngoc ) or ((( j natalia carvalho can ngoc ) or ( j 5 amp can ngoc ))))*.