Talvez deva tentar algumas variações de ortografia:
ventral nerve » femoral nerve (Expandir a Pesquisa)
crest derived » host derived (Expandir a Pesquisa)
derived cast » derived mast (Expandir a Pesquisa), derived cat (Expandir a Pesquisa), derived fast (Expandir a Pesquisa)
denham nerve » dental nerve (Expandir a Pesquisa), dental nerves (Expandir a Pesquisa)
nerve cyst » nerve cat (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
a ventral » a ventura (Expandir a Pesquisa)
case does » cases does (Expandir a Pesquisa), cause does (Expandir a Pesquisa), case goes (Expandir a Pesquisa)
cast dis » cast des (Expandir a Pesquisa), cast die (Expandir a Pesquisa), chest dis (Expandir a Pesquisa)
a denham » d denham (Expandir a Pesquisa), a dental (Expandir a Pesquisa), a denman (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": "(( _ crest derived cast dis ) OR ((( a denham nerve cyst due ) OR ( a ventral nerve case does ))))~".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( _ crest derived cast dis ) OR ((( a denham nerve cyst due ) OR ( a ventral nerve case does ))))*.