Talvez deva tentar algumas variações de ortografia:
coil clamp » cell clamp (Expandir a Pesquisa), tail clamp (Expandir a Pesquisa)
camp can » clamp can (Expandir a Pesquisa), camp ca (Expandir a Pesquisa), amp can (Expandir a Pesquisa)
can ngoc » van ngoc (Expandir a Pesquisa), tran ngoc (Expandir a Pesquisa), phan ngoc (Expandir a Pesquisa)
j fathi » j faghri (Expandir a Pesquisa), j fatani (Expandir a Pesquisa), mh fathi (Expandir a Pesquisa)
et comp » et compl (Expandir a Pesquisa), et com (Expandir a Pesquisa), et comb (Expandir a Pesquisa)
comp ha » comp la (Expandir a Pesquisa), comp a (Expandir a Pesquisa), comp da (Expandir a Pesquisa)
ha ngoc » pham ngoc (Expandir a Pesquisa), thi ngoc (Expandir a Pesquisa), bao ngoc (Expandir a Pesquisa)
j fath » _ fath (Expandir a Pesquisa), m fath (Expandir a Pesquisa), a fath (Expandir a Pesquisa)
j coil » j coal (Expandir a Pesquisa), j cogill (Expandir a Pesquisa), j conill (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 fath) OR (j fathi)) camp can ngoc ) or ((( j coil clamp _ now ) or ( j et comp ha ngoc ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( ((j fath) OR (j fathi)) camp can ngoc ) OR ((( j coil clamp _ now ) OR ( j et comp ha ngoc )))).
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( ((j fath) OR (j fathi)) camp can ngoc ) or ((( j coil clamp _ now ) or ( j et comp ha ngoc ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( ((j fath) OR (j fathi)) camp can ngoc ) or ((( j coil clamp _ now ) or ( j et comp ha ngoc ))))*.