Talvez deva tentar algumas variações de ortografia:
recent nerve » prevent nerve (Expandir a Pesquisa), rodent nerve (Expandir a Pesquisa), recurrent nerve (Expandir a Pesquisa)
nerve cases » nerve case (Expandir a Pesquisa), nerve caused (Expandir a Pesquisa), nerve changes (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
cases does » causes does (Expandir a Pesquisa), case does (Expandir a Pesquisa), cases dos (Expandir a Pesquisa)
j retinal » a retinal (Expandir a Pesquisa), 3 retinal (Expandir a Pesquisa), 7 retinal (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa)
i recent » ii recent (Expandir a Pesquisa), 1 recent (Expandir a Pesquisa), iii recent (Expandir a Pesquisa)
cat dis » cat did (Expandir a Pesquisa), cat diets (Expandir a Pesquisa), cat diet (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: (((( a recent nerve cyst dis ) OR ( i recent nerve cases does ))) OR ( j retinal nerve cat dis ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( a recent nerve cyst dis ) or ( i recent nerve cases does ))) or ( j retinal nerve cat dis ))*.