Talvez deva tentar algumas variações de ortografia:
central nerve » ventral nerve (Expandir a Pesquisa), central nervous (Expandir a Pesquisa), central neural (Expandir a Pesquisa)
benign bile » benign bone (Expandir a Pesquisa)
mejia nerve » mejia narvaez (Expandir a Pesquisa)
nerve cause » nerve caused (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve course (Expandir a Pesquisa)
cause goes » case goes (Expandir a Pesquisa), cause does (Expandir a Pesquisa), causes does (Expandir a Pesquisa)
i central » coli central (Expandir a Pesquisa), hemi central (Expandir a Pesquisa)
nerve can » nerve canal (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
bile due » bile duct (Expandir a Pesquisa), bile does (Expandir a Pesquisa), chile due (Expandir a Pesquisa)
due does » due dates (Expandir a Pesquisa), blue does (Expandir a Pesquisa), glue does (Expandir a Pesquisa)
can dis » can disc (Expandir a Pesquisa), van dis (Expandir a Pesquisa), can die (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: (( i central nerve can dis ) OR ((( _ benign bile due does ) OR ( j mejia nerve cause goes ))))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( i central nerve can dis ) or ((( _ benign bile due does ) or ( j mejia nerve cause goes ))))*.