Talvez deva tentar algumas variações de ortografia:
comparing cause » comparing causes (Expandir a Pesquisa), comparing case (Expandir a Pesquisa), comparing causal (Expandir a Pesquisa)
fath comparing » fat comparing (Expandir a Pesquisa), death comparing (Expandir a Pesquisa), both comparing (Expandir a Pesquisa)
combe can » pombe can (Expandir a Pesquisa), combe juan (Expandir a Pesquisa), combe jean (Expandir a Pesquisa)
cause new » causes new (Expandir a Pesquisa), use new (Expandir a Pesquisa), cause non (Expandir a Pesquisa)
comp can » camp can (Expandir a Pesquisa), chimp 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)
l comp » l comps (Expandir a Pesquisa), l como (Expandir a Pesquisa), l comper (Expandir a Pesquisa)
j fath » j fathi (Expandir a Pesquisa), _ fath (Expandir a Pesquisa), m fath (Expandir a Pesquisa)
j la » j a (Expandir a Pesquisa), j da (Expandir a Pesquisa), j li (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Performing a fuzzy search may retrieve terms with similar spellings: (((( j l comp can netw ) or ( j la combe can netw ))) or ( j fath comparing cause new ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j l comp can netw ) OR ( j la combe can netw ))) OR ( j fath comparing cause new )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j l comp can netw ) or ( j la combe can netw ))) or ( j fath comparing cause new ))*.