Talvez deva tentar algumas variações de ortografia:
nerve system » nervous system (Expandir a Pesquisa), reserve system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
treat nerve » rat nerve (Expandir a Pesquisa), direct nerve (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa), central nerve (Expandir a Pesquisa)
system due » system de (Expandir a Pesquisa), system der (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system di (Expandir a Pesquisa), system das (Expandir a Pesquisa)
neal merve » neal merv (Expandir a Pesquisa), meral merve (Expandir a Pesquisa), senal merve (Expandir a Pesquisa)
merve can » nerve can (Expandir a Pesquisa)
can diet » can direct (Expandir a Pesquisa), than diet (Expandir a Pesquisa)
a treat » _ treat (Expandir a Pesquisa), a treated (Expandir a Pesquisa)
j cent » a cent (Expandir a Pesquisa), i cent (Expandir a Pesquisa), j center (Expandir a Pesquisa)
j neal » a neal (Expandir a Pesquisa), j neil (Expandir a Pesquisa), j neel (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: (((( j cent nerve system due ) OR ( a treat nerve system dis ))) OR ( j neal merve can diet ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j cent nerve system due ) or ( a treat nerve system dis ))) or ( j neal merve can diet ))*.