Talvez deva tentar algumas variações de ortografia:
recurrent serves » recurrent nerves (Expandir a Pesquisa), recurrent nerve (Expandir a Pesquisa), recurrent serous (Expandir a Pesquisa)
central serves » central series (Expandir a Pesquisa), central nerves (Expandir a Pesquisa), central server (Expandir a Pesquisa)
i recurrent » ii recurrent (Expandir a Pesquisa), _ recurrent (Expandir a Pesquisa), a recurrent (Expandir a Pesquisa)
serves cyst » serous cyst (Expandir a Pesquisa), nerve cyst (Expandir a Pesquisa), series cystic (Expandir a Pesquisa)
beth nerve » beta nerve (Expandir a Pesquisa), both nerve (Expandir a Pesquisa), both nerves (Expandir a Pesquisa)
j central » 1hfj central (Expandir a Pesquisa)
nerve can » nerve canal (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
can dig » can ding (Expandir a Pesquisa), can die (Expandir a Pesquisa), can diet (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: (((( i recurrent serves cyst due ) or ( j central serves _ disk ))) or ( j beth nerve can dig ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( i recurrent serves cyst due ) OR ( j central serves _ disk ))) OR ( j beth nerve can dig )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( i recurrent serves cyst due ) or ( j central serves _ disk ))) or ( j beth nerve can dig ))*.