Talvez deva tentar algumas variações de ortografia:
augment nerve » segment nerve (Expandir a Pesquisa), augment gene (Expandir a Pesquisa)
cent nervous » cental nervous (Expandir a Pesquisa), center nervous (Expandir a Pesquisa), get nervous (Expandir a Pesquisa)
renal nerve » retinal nerve (Expandir a Pesquisa), cranial nerve (Expandir a Pesquisa), spinal nerve (Expandir a Pesquisa)
system due » system der (Expandir a Pesquisa)
nerve can » nerve canal (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
_ augment » _ augmented (Expandir a Pesquisa)
i renal » ii renal (Expandir a Pesquisa), i real (Expandir a Pesquisa)
can due » scan due (Expandir a Pesquisa), man due (Expandir a Pesquisa), can de (Expandir a Pesquisa)
can dis » can disc (Expandir a Pesquisa), van dis (Expandir a Pesquisa), can die (Expandir a Pesquisa)
i cent » i cento (Expandir a Pesquisa), ai cent (Expandir a Pesquisa), ii cent (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: (((( i cent nervous system due ) or ( i renal nerve can due ))) or ( _ augment nerve can dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( i cent nervous system due ) OR ( i renal nerve can due ))) OR ( _ augment nerve can dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( i cent nervous system due ) or ( i renal nerve can due ))) or ( _ augment nerve can dis ))*.