Talvez deva tentar algumas variações de ortografia:
heart compared » haart compared (Expandir a Pesquisa), heat compared (Expandir a Pesquisa), health compared (Expandir a Pesquisa)
gel compared » model compared (Expandir a Pesquisa), level compared (Expandir a Pesquisa)
compared law » compared a (Expandir a Pesquisa), company law (Expandir a Pesquisa), compare a (Expandir a Pesquisa)
nad clamp » head clamp (Expandir a Pesquisa), dnan clamp (Expandir a Pesquisa), hand clamp (Expandir a Pesquisa)
clamp can » clamp a (Expandir a Pesquisa), clamp ar (Expandir a Pesquisa), clamp cum (Expandir a Pesquisa)
can newts » can new (Expandir a Pesquisa), can newly (Expandir a Pesquisa)
j heart » j heard (Expandir a Pesquisa), j hearn (Expandir a Pesquisa), j hegarty (Expandir a Pesquisa)
law new » jaw new (Expandir a Pesquisa)
a gel » _ gel (Expandir a Pesquisa), a gil (Expandir a Pesquisa), i gel (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": "(((( a gel compared _ nectar ) OR ( j heart compared law new ))) OR ( _ nad clamp can newts ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( a gel compared _ nectar ) OR ( j heart compared law new ))) OR ( _ nad clamp can newts ))*.