Talvez deva tentar algumas variações de ortografia:
segment nerve » segmental nerve (Expandir a Pesquisa), augment nerve (Expandir a Pesquisa), segmental nerves (Expandir a Pesquisa)
spinal serve » spinal nerve (Expandir a Pesquisa), spinal nerves (Expandir a Pesquisa), espinal nerve (Expandir a Pesquisa)
benet nerve » bent nerve (Expandir a Pesquisa), detect nerve (Expandir a Pesquisa), benign nerve (Expandir a Pesquisa)
nerve cyst » nerve cystic (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa)
serve can » nerve can (Expandir a Pesquisa), merve can (Expandir a Pesquisa), service can (Expandir a Pesquisa)
i spinal » a spinal (Expandir a Pesquisa), i spiral (Expandir a Pesquisa), 3 spinal (Expandir a Pesquisa)
can dcs » can tdcs (Expandir a Pesquisa), can dce (Expandir a Pesquisa), can bddcs (Expandir a Pesquisa)
j benet » j bennett (Expandir a Pesquisa), j benito (Expandir a Pesquisa), j benesi (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( _ segment nerve cyst due ) OR ( i spinal serve can dcs ))) OR ( j benet nerve cyst due ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( _ segment nerve cyst due ) OR ( i spinal serve can dcs ))) OR ( j benet nerve cyst due ))*.