Talvez deva tentar algumas variações de ortografia:
j hegarty » n hegarty (Expandir a Pesquisa), a hegarty (Expandir a Pesquisa), c hegarty (Expandir a Pesquisa)
hegarty m » hegarty j (Expandir a Pesquisa), hegarty d (Expandir a Pesquisa), hegarty p (Expandir a Pesquisa)
congo cao » cong cao (Expandir a Pesquisa), congo cas (Expandir a Pesquisa), congo ao (Expandir a Pesquisa)
can ngoc » van ngoc (Expandir a Pesquisa), tran ngoc (Expandir a Pesquisa), phan ngoc (Expandir a Pesquisa)
st congo » et congo (Expandir a Pesquisa), west congo (Expandir a Pesquisa), fast congo (Expandir a Pesquisa)
cao ngoc » bao ngoc (Expandir a Pesquisa), ha ngoc (Expandir a Pesquisa), ngo ngoc (Expandir a Pesquisa)
can now » can non (Expandir a Pesquisa), can new (Expandir a Pesquisa)
a clamp » c clamp (Expandir a Pesquisa), dna clamp (Expandir a Pesquisa), a claims (Expandir a Pesquisa)
clamp j » clamp _ (Expandir a Pesquisa)
j now » _ now (Expandir a Pesquisa), a now (Expandir a Pesquisa), i now (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 hegarty m ((can now) OR (can ngoc)) ) or ((( j a clamp j now ) or ( j st congo cao ngoc ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j hegarty m ((can now) OR (can ngoc)) ) OR ((( j a clamp j now ) OR ( j st congo cao ngoc )))).
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j hegarty m ((can now) OR (can ngoc)) ) or ((( j a clamp j now ) or ( j st congo cao ngoc ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j hegarty m ((can now) OR (can ngoc)) ) or ((( j a clamp j now ) or ( j st congo cao ngoc ))))*.