Talvez deva tentar algumas variações de ortografia:
ventral nerve » femoral nerve (Expandir a Pesquisa)
have caused » case caused (Expandir a Pesquisa), have used (Expandir a Pesquisa), change caused (Expandir a Pesquisa)
caused does » cause does (Expandir a Pesquisa), causes does (Expandir a Pesquisa), caused due (Expandir a Pesquisa)
agent have » agents have (Expandir a Pesquisa), agency have (Expandir a Pesquisa), age have (Expandir a Pesquisa)
j ventral » _ ventral (Expandir a Pesquisa), a ventral (Expandir a Pesquisa), 2 ventral (Expandir a Pesquisa)
nerve can » nerve canal (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
case disc » cause disc (Expandir a Pesquisa), case did (Expandir a Pesquisa), case di (Expandir a Pesquisa)
j benign » j benigno (Expandir a Pesquisa), _ benign (Expandir a Pesquisa), a benign (Expandir a Pesquisa)
can dis » can disc (Expandir a Pesquisa), van dis (Expandir a Pesquisa), can die (Expandir a Pesquisa)
j agent » j agene (Expandir a Pesquisa), j agelet (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: (( j ventral nerve can dis ) or ((( j benign neck case disc ) or ( j agent have caused does ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j ventral nerve can dis ) OR ((( j benign neck case disc ) OR ( j agent have caused does )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j ventral nerve can dis ) or ((( j benign neck case disc ) or ( j agent have caused does ))))*.