Talvez deva tentar algumas variações de ortografia:
ventral nerve » femoral nerve (Expandir a Pesquisa)
cancer nerve » cancer serves (Expandir a Pesquisa), cancer needle (Expandir a Pesquisa), cancer nested (Expandir a Pesquisa)
absent nerve » bent nerve (Expandir a Pesquisa), abducent nerve (Expandir a Pesquisa), augment nerve (Expandir a Pesquisa)
com cancer » from cancer (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
a ventral » a ventura (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa)
_ absent » _ absence (Expandir a Pesquisa)
cat dcs » can dcs (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( com cancer nerve cyst dis ) OR ( a ventral nerve cat dcs ))) OR ( _ absent nerve cyst dis ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( com cancer nerve cyst dis ) or ( a ventral nerve cat dcs ))) or ( _ absent nerve cyst dis ))*.