Talvez deva tentar algumas variações de ortografia:
drives system » drives systems (Expandir a Pesquisa), drivers system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
ventral nerve » femoral nerve (Expandir a Pesquisa)
renato nerve » renal nerve (Expandir a Pesquisa), renato neves (Expandir a Pesquisa), renato nery (Expandir a Pesquisa)
gene drives » gene drive (Expandir a Pesquisa)
system due » system der (Expandir a Pesquisa)
a ventral » _ ventral (Expandir a Pesquisa), a ventura (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve a (Expandir a Pesquisa), nerve c (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case does (Expandir a Pesquisa)
cat dis » cat did (Expandir a Pesquisa), cat diets (Expandir a Pesquisa), cat diet (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Performing a fuzzy search may retrieve terms with similar spellings: (( a ventral nerve case dis ) or ((( j renato nerve cat dis ) or ( j gene drives system due ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( a ventral nerve case dis ) OR ((( j renato nerve cat dis ) OR ( j gene drives system due )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( a ventral nerve case dis ) or ((( j renato nerve cat dis ) or ( j gene drives system due ))))*.