Talvez deva tentar algumas variações de ortografia:
rats compared » rates compared (Expandir a Pesquisa)
nagy chimp » baby chimp (Expandir a Pesquisa)
chimp can » chip can (Expandir a Pesquisa), chirp can (Expandir a Pesquisa), camp can (Expandir a Pesquisa)
fat clamp » fat camp (Expandir a Pesquisa), a clamp (Expandir a Pesquisa), fat class (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)
can now » can non (Expandir a Pesquisa), can new (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
j nagy » a nagy (Expandir a Pesquisa)
j rats » j rath (Expandir a Pesquisa), j raes (Expandir a Pesquisa), rij rats (Expandir a Pesquisa)
j fat » j fath (Expandir a Pesquisa), _ fat (Expandir a Pesquisa), a fat (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 nagy chimp can now ) OR ( j fat clamp can newts ))) OR ( j rats compared _ netw ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j nagy chimp can now ) OR ( j fat clamp can newts ))) OR ( j rats compared _ netw ))*.