Talvez deva tentar algumas variações de ortografia:
tendon nerve » non nerve (Expandir a Pesquisa)
a recurrent » _ recurrent (Expandir a Pesquisa)
neural ayst » neural cyst (Expandir a Pesquisa), neural system (Expandir a Pesquisa), neural assay (Expandir a Pesquisa)
nerve cases » nerve case (Expandir a Pesquisa), nerve caused (Expandir a Pesquisa), nerve based (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), recent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa)
cases dti » case dti (Expandir a Pesquisa), cases doi (Expandir a Pesquisa), cases data (Expandir a Pesquisa)
j tendon » _ tendon (Expandir a Pesquisa), a tendon (Expandir a Pesquisa), 2 tendon (Expandir a Pesquisa)
nerve a » nerve _ (Expandir a Pesquisa)
i cent » i cento (Expandir a Pesquisa), ai cent (Expandir a Pesquisa), ii cent (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.

• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(((( a recurrent neural ayst dis ) OR ( i cent nerve cases dti ))) OR ( j tendon nerve a dis ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( a recurrent neural ayst dis ) OR ( i cent nerve cases dti ))) OR ( j tendon nerve a dis ))*.