Talvez deva tentar algumas variações de ortografia:
snail complex » snail1 complex (Expandir a Pesquisa), snails complex (Expandir a Pesquisa), nail complex (Expandir a Pesquisa)
nato compared » ratio compared (Expandir a Pesquisa), faso compared (Expandir a Pesquisa), ago compared (Expandir a Pesquisa)
cat compared » cast compared (Expandir a Pesquisa), cats compared (Expandir a Pesquisa), ct compared (Expandir a Pesquisa)
compared a » compared _ (Expandir a Pesquisa), compare a (Expandir a Pesquisa), compare _ (Expandir a Pesquisa)
case ngoc » can ngoc (Expandir a Pesquisa), cao ngoc (Expandir a Pesquisa), case non (Expandir a Pesquisa)
j snail » _ snail (Expandir a Pesquisa), a snail (Expandir a Pesquisa), b snail (Expandir a Pesquisa)
a netw » a neto (Expandir a Pesquisa), a neta (Expandir a Pesquisa), a netb (Expandir a Pesquisa)
_ nato » _ nation (Expandir a Pesquisa)
j cat » _ cat (Expandir a Pesquisa), a cat (Expandir a Pesquisa), j cao (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 cat compared a netw ) OR ( _ nato compared a netw ))) OR ( j snail complex case ngoc ))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( j cat compared a netw ) OR ( _ nato compared a netw ))) OR ( j snail complex case ngoc ))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j cat compared a netw ) OR ( _ nato compared a netw ))) OR ( j snail complex case ngoc ))*.