Talvez deva tentar algumas variações de ortografia:
ventral nerve » femoral nerve (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), recent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa)
nerve cyst » nerve cystic (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa)
i ventral » a ventral (Expandir a Pesquisa), 2 ventral (Expandir a Pesquisa), i ventura (Expandir a Pesquisa)
nerve can » nerve canal (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
2 benign » _ benign (Expandir a Pesquisa), 1 benign (Expandir a Pesquisa)
can dcs » can tdcs (Expandir a Pesquisa), can dce (Expandir a Pesquisa), can bddcs (Expandir a Pesquisa)
neck et » neck ent (Expandir a Pesquisa), neck etc (Expandir a Pesquisa), eck et (Expandir a Pesquisa)
j cent » a cent (Expandir a Pesquisa), i cent (Expandir a Pesquisa), j center (Expandir a Pesquisa)
cyst d » cyst _ (Expandir a Pesquisa), cyst a (Expandir a Pesquisa), cyst e (Expandir a Pesquisa)
et dis » et dits (Expandir a Pesquisa), et dix (Expandir a Pesquisa), et die (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": "(((( j cent nerve cyst d ) OR ( i ventral nerve can dcs ))) OR ( 2 benign neck et dis ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j cent nerve cyst d ) OR ( i ventral nerve can dcs ))) OR ( 2 benign neck et dis ))*.