Talvez deva tentar algumas variações de ortografia:
ventral merve » ventral nerve (Expandir a Pesquisa), ventral mesh (Expandir a Pesquisa), ventral eye (Expandir a Pesquisa)
crest nerve » treat nerve (Expandir a Pesquisa), crest derived (Expandir a Pesquisa), current nerve (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
bent nerve » absent nerve (Expandir a Pesquisa), mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa)
a ventral » a ventura (Expandir a Pesquisa)
merve can » nerve can (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa)
a crest » _ crest (Expandir a Pesquisa), a creusot (Expandir a Pesquisa), a crespo (Expandir a Pesquisa)
can dcs » can tdcs (Expandir a Pesquisa), can dce (Expandir a Pesquisa), can dags (Expandir a Pesquisa)
j bent » j benet (Expandir a Pesquisa), j bento (Expandir a Pesquisa), j bena (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 crest nerve cyst dis ) OR ( a ventral merve can dcs ))) OR ( j bent nerve cyst dis ))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( a crest nerve cyst dis ) OR ( a ventral merve can dcs ))) OR ( j bent nerve cyst dis ))*.