Talvez deva tentar algumas variações de ortografia:
recurrent graves » recurrent grade (Expandir a Pesquisa), recurrent gains (Expandir a Pesquisa), recurrent gross (Expandir a Pesquisa)
current curve » current survey (Expandir a Pesquisa), current care (Expandir a Pesquisa), current surveys (Expandir a Pesquisa)
1 recurrent » _ recurrent (Expandir a Pesquisa), a recurrent (Expandir a Pesquisa), non recurrent (Expandir a Pesquisa)
graves cyst » graves best (Expandir a Pesquisa), graves casey (Expandir a Pesquisa)
bent nerve » absent nerve (Expandir a Pesquisa), mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
based dis » based disk (Expandir a Pesquisa), based disc (Expandir a Pesquisa), based ddis (Expandir a Pesquisa)
cyst dis » cyst due (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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((( 1 recurrent graves cyst dis ) or ( 1 current curve based dis ))) or ( j bent nerve cyst dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( 1 recurrent graves cyst dis ) OR ( 1 current curve based dis ))) OR ( j bent nerve cyst dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( 1 recurrent graves cyst dis ) or ( 1 current curve based dis ))) or ( j bent nerve cyst dis ))*.