Talvez deva tentar algumas variações de ortografia:
phan ngoc » pham ngoc (Expandir a Pesquisa), tran ngoc (Expandir a Pesquisa), ha ngoc (Expandir a Pesquisa)
paula amp » paula am (Expandir a Pesquisa), paula a.p (Expandir a Pesquisa), paula amir (Expandir a Pesquisa)
can near » can never (Expandir a Pesquisa), can new (Expandir a Pesquisa)
pav ngoc » pham ngoc (Expandir a Pesquisa), phap ngoc (Expandir a Pesquisa), bao ngoc (Expandir a Pesquisa)
com can » com cana (Expandir a Pesquisa), com cant (Expandir a Pesquisa), com cal (Expandir a Pesquisa)
j paula » j pakula (Expandir a Pesquisa), j panula (Expandir a Pesquisa), j paul (Expandir a Pesquisa)
aq phan » a phan (Expandir a Pesquisa), aq khan (Expandir a Pesquisa), q phan (Expandir a Pesquisa)
3 nacl » _ nacl (Expandir a Pesquisa), m nacl (Expandir a Pesquisa), 3.5 nacl (Expandir a Pesquisa)
a nacl » _ nacl (Expandir a Pesquisa), m nacl (Expandir a Pesquisa)
l com » l como (Expandir a Pesquisa), e com (Expandir a Pesquisa), l con (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 l com can near ) or ((( j paula amp pav ngoc ) or ( ((3 nacl) OR (a nacl)) aq phan ngoc ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j l com can near ) OR ((( j paula amp pav ngoc ) OR ( ((3 nacl) OR (a nacl)) aq phan ngoc )))).
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j l com can near ) or ((( j paula amp pav ngoc ) or ( ((3 nacl) OR (a nacl)) aq phan ngoc ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j l com can near ) or ((( j paula amp pav ngoc ) or ( ((3 nacl) OR (a nacl)) aq phan ngoc ))))*.