Talvez deva tentar algumas variações de ortografia:
east congo » fast congo (Expandir a Pesquisa), east mongol (Expandir a Pesquisa), west congo (Expandir a Pesquisa)
congo cal » congo cas (Expandir a Pesquisa), congo scale (Expandir a Pesquisa), congo care (Expandir a Pesquisa)
comp san » comp can (Expandir a Pesquisa), comp sn (Expandir a Pesquisa), comp santa (Expandir a Pesquisa)
san now » can now (Expandir a Pesquisa), san new (Expandir a Pesquisa), plan now (Expandir a Pesquisa)
clamp j » clamp _ (Expandir a Pesquisa)
cal now » call now (Expandir a Pesquisa), canal now (Expandir a Pesquisa), cell now (Expandir a Pesquisa)
3 nacl » _ nacl (Expandir a Pesquisa), m nacl (Expandir a Pesquisa), 3.5 nacl (Expandir a Pesquisa)
c east » _ east (Expandir a Pesquisa), c easter (Expandir a Pesquisa)
j nat » j nart (Expandir a Pesquisa), _ nat (Expandir a Pesquisa), e nat (Expandir a Pesquisa)
_ nay » _ nayf (Expandir a Pesquisa), _ nad (Expandir a Pesquisa), _ nab (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.

• Performing a fuzzy search may retrieve terms with similar spellings: (( ((j nat) or (_ nay)) comp san now ) or ((( 3 nacl clamp j noh ) or ( c east congo cal now ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( ((j nat) OR (_ nay)) comp san now ) OR ((( 3 nacl clamp j noh ) OR ( c east congo cal now )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( ((j nat) or (_ nay)) comp san now ) or ((( 3 nacl clamp j noh ) or ( c east congo cal now ))))*.