Talvez deva tentar algumas variações de ortografia:
tail clamp » tail clip (Expandir a Pesquisa), coil clamp (Expandir a Pesquisa)
dna clamp » a clamp (Expandir a Pesquisa)
clamp can » clamp a (Expandir a Pesquisa), clamp ar (Expandir a Pesquisa), clamp cum (Expandir a Pesquisa)
comp van » comp can (Expandir a Pesquisa), comp va (Expandir a Pesquisa), stomp van (Expandir a Pesquisa)
van ngoc » tran ngoc (Expandir a Pesquisa), vu ngoc (Expandir a Pesquisa), bao ngoc (Expandir a Pesquisa)
can now » can non (Expandir a Pesquisa), can new (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
et comp » et compl (Expandir a Pesquisa), et com (Expandir a Pesquisa), et comb (Expandir a Pesquisa)
j tail » j tait (Expandir a Pesquisa)
1 dna » _ dna (Expandir a Pesquisa), a dna (Expandir a Pesquisa)
a now » a new (Expandir a Pesquisa), a non (Expandir a Pesquisa), a nos (Expandir a Pesquisa)
_ now » _ non (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: (( 1 dna clamp can now ) or ((( j tail clamp ((a now) OR (_ now)) ) or ( j et comp van ngoc ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( 1 dna clamp can now ) OR ((( j tail clamp ((a now) OR (_ now)) ) OR ( j et comp van ngoc )))).
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( 1 dna clamp can now ) or ((( j tail clamp ((a now) OR (_ now)) ) or ( j et comp van ngoc ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( 1 dna clamp can now ) or ((( j tail clamp ((a now) OR (_ now)) ) or ( j et comp van ngoc ))))*.