Talvez deva tentar algumas variações de ortografia:
augment nerve » segment nerve (Expandir a Pesquisa), augment gene (Expandir a Pesquisa)
central drive » central de (Expandir a Pesquisa), neural drive (Expandir a Pesquisa), central dr (Expandir a Pesquisa)
recent nerve » prevent nerve (Expandir a Pesquisa), rodent nerve (Expandir a Pesquisa), recurrent nerve (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system dcs (Expandir a Pesquisa), system di (Expandir a Pesquisa)
17 augment » 17 augments (Expandir a Pesquisa), 1 augment (Expandir a Pesquisa), 12 augment (Expandir a Pesquisa)
j central » 1hfj central (Expandir a Pesquisa)
nerve can » nerve canal (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
i recent » ii recent (Expandir a Pesquisa), 1 recent (Expandir a Pesquisa), iii recent (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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((( j central drive system dis ) or ( i recent nerve can dis ))) or ( 17 augment nerve can dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j central drive system dis ) OR ( i recent nerve can dis ))) OR ( 17 augment nerve can dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j central drive system dis ) or ( i recent nerve can dis ))) or ( 17 augment nerve can dis ))*.