Talvez deva tentar algumas variações de ortografia:
between observed » between obese (Expandir a Pesquisa)
clement spencer » cleland spencer (Expandir a Pesquisa)
spencer casey » spencer cathy (Expandir a Pesquisa), spencer amy (Expandir a Pesquisa), spencer carol (Expandir a Pesquisa)
observed cold » observed mold (Expandir a Pesquisa), observed child (Expandir a Pesquisa), conserved cold (Expandir a Pesquisa)
a clement » ma clement (Expandir a Pesquisa), a clements (Expandir a Pesquisa), a clemente (Expandir a Pesquisa)
casey due » case due (Expandir a Pesquisa), cases due (Expandir a Pesquisa), casey deen (Expandir a Pesquisa)
a between » data between (Expandir a Pesquisa), area between (Expandir a Pesquisa)
cold diet » cola diet (Expandir a Pesquisa), cold die (Expandir a Pesquisa), coli diet (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( a clement spencer casey due ) OR ( a between observed cold diet ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( a clement spencer casey due ) or ( a between observed cold diet ))*.