Talvez deva tentar algumas variações de ortografia:
current nerve » recurrent nerve (Expandir a Pesquisa), current service (Expandir a Pesquisa), current survey (Expandir a Pesquisa)
direct nerve » direct energy (Expandir a Pesquisa), direct neural (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
system dias » system dan (Expandir a Pesquisa), system dcs (Expandir a Pesquisa), system dcus (Expandir a Pesquisa)
mehta nave » mehta naveen (Expandir a Pesquisa), mehta naren (Expandir a Pesquisa), mehta navin (Expandir a Pesquisa)
nave cause » have cause (Expandir a Pesquisa), have caused (Expandir a Pesquisa), wave caused (Expandir a Pesquisa)
cause disc » causes disk (Expandir a Pesquisa), cause des (Expandir a Pesquisa), cause di (Expandir a Pesquisa)
de direct » dye direct (Expandir a Pesquisa), de diret (Expandir a Pesquisa), e direct (Expandir a Pesquisa)
j mehta » a mehta (Expandir a Pesquisa), _ mehta (Expandir a Pesquisa), k mehta (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: (((( de direct nerve _ diet ) OR ( i current nerve system dias ))) OR ( j mehta nave cause disc ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( de direct nerve _ diet ) or ( i current nerve system dias ))) or ( j mehta nave cause disc ))*.