Talvez deva tentar algumas variações de ortografia:
afferent nervous » afferent nerves (Expandir a Pesquisa), afferent neurons (Expandir a Pesquisa), afferent nerve (Expandir a Pesquisa)
edad merve » eda merve (Expandir a Pesquisa), edad muerte (Expandir a Pesquisa)
i afferent » ia afferent (Expandir a Pesquisa), ii afferent (Expandir a Pesquisa), i afferents (Expandir a Pesquisa)
bent nerve » absent nerve (Expandir a Pesquisa), mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa)
merve can » nerve can (Expandir a Pesquisa)
system di » system de (Expandir a Pesquisa), system d (Expandir a Pesquisa), system dias (Expandir a Pesquisa)
can diet » can direct (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case does (Expandir a Pesquisa)
i edad » y edad (Expandir a Pesquisa), i edvard (Expandir a Pesquisa)
j bent » j benet (Expandir a Pesquisa), j bento (Expandir a Pesquisa), j bena (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": "(((( i edad merve can diet ) OR ( i afferent nervous system di ))) OR ( j bent nerve case dis ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( i edad merve can diet ) OR ( i afferent nervous system di ))) OR ( j bent nerve case dis ))*.