Talvez deva tentar algumas variações de ortografia:
computer code » computer model (Expandir a Pesquisa), computer models (Expandir a Pesquisa), computer crime (Expandir a Pesquisa)
nail computer » daily computer (Expandir a Pesquisa), dal computer (Expandir a Pesquisa), il computer (Expandir a Pesquisa)
tail clamp » tail clip (Expandir a Pesquisa), coil clamp (Expandir a Pesquisa)
clamp can » clamp ar (Expandir a Pesquisa), clamp cum (Expandir a Pesquisa), clamp jaw (Expandir a Pesquisa)
can never » than never (Expandir a Pesquisa), a never (Expandir a Pesquisa), has never (Expandir a Pesquisa)
code now » code new (Expandir a Pesquisa), code non (Expandir a Pesquisa), code noir (Expandir a Pesquisa)
a clamp » dna clamp (Expandir a Pesquisa), a claims (Expandir a Pesquisa)
clamp a » clamp _ (Expandir a Pesquisa), clamp j (Expandir a Pesquisa)
a newts » _ newts (Expandir a Pesquisa), a news (Expandir a Pesquisa), a newt (Expandir a Pesquisa)
j tail » _ tail (Expandir a Pesquisa), a tail (Expandir a Pesquisa), 3 tail (Expandir a Pesquisa)
j nail » _ nail (Expandir a Pesquisa), a nail (Expandir a Pesquisa), 3 nail (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( j tail clamp can never ) OR ( j a clamp a newts ))) OR ( j nail computer code now ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j tail clamp can never ) OR ( j a clamp a newts ))) OR ( j nail computer code now ))*.