Talvez deva tentar algumas variações de ortografia:
recurrent severe » recurrent fever (Expandir a Pesquisa), recurrent seizures (Expandir a Pesquisa)
current curve » current survey (Expandir a Pesquisa), current care (Expandir a Pesquisa), current nerve (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
1 recurrent » _ recurrent (Expandir a Pesquisa), a recurrent (Expandir a Pesquisa), 2 recurrent (Expandir a Pesquisa)
severe cast » severe case (Expandir a Pesquisa), severe east (Expandir a Pesquisa), severe cases (Expandir a Pesquisa)
mehta nerve » mehta nave (Expandir a Pesquisa), mehta nee (Expandir a Pesquisa), mehta neev (Expandir a Pesquisa)
system due » system der (Expandir a Pesquisa)
j current » j currently (Expandir a Pesquisa), j curran (Expandir a Pesquisa), j currell (Expandir a Pesquisa)
cast dis » cast des (Expandir a Pesquisa), cast die (Expandir a Pesquisa), chest dis (Expandir a Pesquisa)
curve a » curve _ (Expandir a Pesquisa)
_ mehta » a mehta (Expandir a Pesquisa)
a dis » a dos (Expandir a Pesquisa), a des (Expandir a Pesquisa), a dia (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 current curve a dis ) OR ( 1 recurrent severe cast dis ))) OR ( _ mehta nerve system due ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j current curve a dis ) or ( 1 recurrent severe cast dis ))) or ( _ mehta nerve system due ))*.