Talvez deva tentar algumas variações de ortografia:
natal chimp » natal child (Expandir a Pesquisa)
can never » than never (Expandir a Pesquisa), a never (Expandir a Pesquisa), has never (Expandir a Pesquisa)
compr can » comp can (Expandir a Pesquisa), computer can (Expandir a Pesquisa), compared can (Expandir a Pesquisa)
chimp can » chip can (Expandir a Pesquisa), camp can (Expandir a Pesquisa), clamp can (Expandir a Pesquisa)
can netw » can new (Expandir a Pesquisa), can net (Expandir a Pesquisa), can newts (Expandir a Pesquisa)
mark cm » mark c.m (Expandir a Pesquisa), mark c (Expandir a Pesquisa), mark cw (Expandir a Pesquisa)
_ natal » _ natural (Expandir a Pesquisa)
can non » dan non (Expandir a Pesquisa), than non (Expandir a Pesquisa), can ngoc (Expandir a Pesquisa)
j natl » _ natl (Expandir a Pesquisa), j nail (Expandir a Pesquisa), j nat (Expandir a Pesquisa)
cm can » cam can (Expandir a Pesquisa), ecm can (Expandir a Pesquisa), hcm can (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 natl compr can netw ) OR ( j mark cm can never ))) OR ( _ natal chimp can non ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j natl compr can netw ) OR ( j mark cm can never ))) OR ( _ natal chimp can non ))*.