Talvez deva tentar algumas variações de ortografia:
dental derived » fetal derived (Expandir a Pesquisa), placental derived (Expandir a Pesquisa)
derived system » derived systems (Expandir a Pesquisa), derived systemic (Expandir a Pesquisa), derived stem (Expandir a Pesquisa)
ventral nerve » femoral nerve (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system dcs (Expandir a Pesquisa), system dds (Expandir a Pesquisa)
c7 ventral » cat ventral (Expandir a Pesquisa), _ ventral (Expandir a Pesquisa), a ventral (Expandir a Pesquisa)
bent nerve » absent nerve (Expandir a Pesquisa), mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve ct (Expandir a Pesquisa), nerve cut (Expandir a Pesquisa)
j dental » j dent (Expandir a Pesquisa), j delta (Expandir a Pesquisa), j deal (Expandir a Pesquisa)
cat dis » cat did (Expandir a Pesquisa), cat diets (Expandir a Pesquisa), cat bias (Expandir a Pesquisa)
l bent » l benth (Expandir a Pesquisa), l bengt (Expandir a Pesquisa), l bento (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: (((( j dental derived system dis ) OR ( c7 ventral nerve cat due ))) OR ( l bent nerve cat dis ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j dental derived system dis ) or ( c7 ventral nerve cat due ))) or ( l bent nerve cat dis ))*.