Talvez deva tentar algumas variações de ortografia:
navy clamp » navy camps (Expandir a Pesquisa)
doan trad » doan tram (Expandir a Pesquisa), doan tran (Expandir a Pesquisa), doan tra (Expandir a Pesquisa)
trad ngoc » tran ngoc (Expandir a Pesquisa), tram ngoc (Expandir a Pesquisa), trang ngoc (Expandir a Pesquisa)
dat doan » dao doan (Expandir a Pesquisa), dat hoang (Expandir a Pesquisa), dat van (Expandir a Pesquisa)
nar amp » narc amp (Expandir a Pesquisa), mar amp (Expandir a Pesquisa), rar amp (Expandir a Pesquisa)
can now » can new (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
can non » dan non (Expandir a Pesquisa), than non (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
clamp a » clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa)
j navy » _ navy (Expandir a Pesquisa), j nava (Expandir a Pesquisa), j nagy (Expandir a Pesquisa)
j nar » j nair (Expandir a Pesquisa), j narr (Expandir a Pesquisa), j nasr (Expandir a Pesquisa)
j dat » j dart (Expandir a Pesquisa), _ dat (Expandir a Pesquisa), j day (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 nar amp ((can now) or (can non)) ) or ((( j navy clamp a new ) or ( j dat doan trad ngoc ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j nar amp ((can now) OR (can non)) ) OR ((( j navy clamp a new ) OR ( j dat doan trad ngoc )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j nar amp ((can now) or (can non)) ) or ((( j navy clamp a new ) or ( j dat doan trad ngoc ))))*.