Talvez deva tentar algumas variações de ortografia:
rectal nerve » mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa), fetal nerve (Expandir a Pesquisa)
bento nerve » bent nerve (Expandir a Pesquisa), benign nerve (Expandir a Pesquisa)
cena nerve » renal nerve (Expandir a Pesquisa), beta nerve (Expandir a Pesquisa), central nerve (Expandir a Pesquisa)
nerve cyst » nerve cystic (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa)
nerve can » nerve canal (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
i rectal » ii rectal (Expandir a Pesquisa), _ rectal (Expandir a Pesquisa), a rectal (Expandir a Pesquisa)
can tdcs » a tdcs (Expandir a Pesquisa)
j bento » j benito (Expandir a Pesquisa), j benton (Expandir a Pesquisa), j benson (Expandir a Pesquisa)
e cena » de cena (Expandir a Pesquisa), e cenas (Expandir a Pesquisa)
cyst d » cyst _ (Expandir a Pesquisa), cyst a (Expandir a Pesquisa), cyst e (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": "(((( e cena nerve cyst d ) OR ( i rectal nerve can tdcs ))) OR ( j bento nerve cyst d ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( e cena nerve cyst d ) OR ( i rectal nerve can tdcs ))) OR ( j bento nerve cyst d ))*.