Talvez deva tentar algumas variações de ortografia:
east mongol » east ongul (Expandir a Pesquisa), east congo (Expandir a Pesquisa), elso mongol (Expandir a Pesquisa)
mongol el » mongol belt (Expandir a Pesquisa), mongol era (Expandir a Pesquisa), mongol _ (Expandir a Pesquisa)
his can » gis can (Expandir a Pesquisa), bis can (Expandir a Pesquisa), his cat (Expandir a Pesquisa)
can now » can non (Expandir a Pesquisa), can new (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
clamp j » clamp _ (Expandir a Pesquisa)
j nart » j nare (Expandir a Pesquisa), j narr (Expandir a Pesquisa), c nart (Expandir a Pesquisa)
_ nart » _ narp (Expandir a Pesquisa), _ nara (Expandir a Pesquisa), _ narl (Expandir a Pesquisa)
a nucl » a null (Expandir a Pesquisa), 3 nucl (Expandir a Pesquisa), a nuck (Expandir a Pesquisa)
el now » el noa (Expandir a Pesquisa), el non (Expandir a Pesquisa), el nou (Expandir a Pesquisa)
j noh » _ noh (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( ((j nart) OR (_ nart)) his can now ) OR ((( a nucl clamp j noh ) OR ( _ east mongol el now ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( ((j nart) OR (_ nart)) his can now ) or ((( a nucl clamp j noh ) or ( _ east mongol el now ))))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( ((j nart) OR (_ nart)) his can now ) or ((( a nucl clamp j noh ) or ( _ east mongol el now ))))*.