Talvez deva tentar algumas variações de ortografia:
medina reserved » medical reserves (Expandir a Pesquisa), medical reserve (Expandir a Pesquisa), media observed (Expandir a Pesquisa)
reserved system » reserved systems (Expandir a Pesquisa), reserve system (Expandir a Pesquisa), resolved system (Expandir a Pesquisa)
spinal nerve » retinal nerve (Expandir a Pesquisa)
cena nerve » renal nerve (Expandir a Pesquisa), beta nerve (Expandir a Pesquisa), central nerve (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system dcs (Expandir a Pesquisa), system di (Expandir a Pesquisa)
i spinal » a spinal (Expandir a Pesquisa), i spiral (Expandir a Pesquisa), iii spinal (Expandir a Pesquisa)
j medina » j mejia (Expandir a Pesquisa)
a cena » na cena (Expandir a Pesquisa)
a dcs » a dcsk (Expandir a Pesquisa), a dos (Expandir a Pesquisa), a des (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: (((( a cena nerve a dcs ) OR ( i spinal nerve _ dis ))) OR ( j medina reserved system dis ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( a cena nerve a dcs ) or ( i spinal nerve _ dis ))) or ( j medina reserved system dis ))*.