Talvez deva tentar algumas variações de ortografia:
recurrent nerve » recurrent neural (Expandir a Pesquisa)
recurrent fever » recurrent event (Expandir a Pesquisa), recurrent events (Expandir a Pesquisa)
j recurrent » _ recurrent (Expandir a Pesquisa), a recurrent (Expandir a Pesquisa), 2 recurrent (Expandir a Pesquisa)
1 recurrent » _ recurrent (Expandir a Pesquisa), a recurrent (Expandir a Pesquisa), 2 recurrent (Expandir a Pesquisa)
fever cost » fever post (Expandir a Pesquisa), fever most (Expandir a Pesquisa), fever chest (Expandir a Pesquisa)
mehta cave » mehta nave (Expandir a Pesquisa), mehta clare (Expandir a Pesquisa), mehta naveen (Expandir a Pesquisa)
cave case » wave case (Expandir a Pesquisa), cave canem (Expandir a Pesquisa), cave caleb (Expandir a Pesquisa)
cost dis » cost does (Expandir a Pesquisa), chest dis (Expandir a Pesquisa), cost diet (Expandir a Pesquisa)
nerve a » nerve _ (Expandir a Pesquisa)
_ mehta » a mehta (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 recurrent nerve a del ) OR ( 1 recurrent fever cost dis ))) OR ( _ mehta cave case due ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j recurrent nerve a del ) or ( 1 recurrent fever cost dis ))) or ( _ mehta cave case due ))*.