Talvez deva tentar algumas variações de ortografia:
coil clamp » cell clamp (Expandir a Pesquisa), tail clamp (Expandir a Pesquisa)
van ngoc » tran ngoc (Expandir a Pesquisa), vu ngoc (Expandir a Pesquisa), ha ngoc (Expandir a Pesquisa)
amp bao » amp bats (Expandir a Pesquisa)
clamp j » clamp _ (Expandir a Pesquisa)
com van » com ivan (Expandir a Pesquisa), tom van (Expandir a Pesquisa), om van (Expandir a Pesquisa)
j nasr » j nash (Expandir a Pesquisa), b nasr (Expandir a Pesquisa), j nair (Expandir a Pesquisa)
a nasr » a naser (Expandir a Pesquisa), a nash (Expandir a Pesquisa), a nasa (Expandir a Pesquisa)
a coil » a coin (Expandir a Pesquisa), a coiled (Expandir a Pesquisa)
et com » et comb (Expandir a Pesquisa), et comp (Expandir a Pesquisa), et col (Expandir a Pesquisa)
j now » _ now (Expandir a Pesquisa), a now (Expandir a Pesquisa), i now (Expandir a Pesquisa)
j et » j e (Expandir a Pesquisa), j st (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 nasr) OR (a nasr)) amp bao ngoc ) or ((( a coil clamp j now ) or ( j et com van ngoc ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( ((j nasr) OR (a nasr)) amp bao ngoc ) OR ((( a coil clamp j now ) OR ( j et com van ngoc )))).
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( ((j nasr) OR (a nasr)) amp bao ngoc ) or ((( a coil clamp j now ) or ( j et com van ngoc ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( ((j nasr) OR (a nasr)) amp bao ngoc ) or ((( a coil clamp j now ) or ( j et com van ngoc ))))*.