Talvez deva tentar algumas variações de ortografia:
crespo hervas » crespo rivas (Expandir a Pesquisa)
current nerve » recurrent nerve (Expandir a Pesquisa), current service (Expandir a Pesquisa), current energy (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
bent nerve » absent nerve (Expandir a Pesquisa), mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system dcs (Expandir a Pesquisa), system dds (Expandir a Pesquisa)
j current » j currently (Expandir a Pesquisa), j curran (Expandir a Pesquisa), j currell (Expandir a Pesquisa)
nerve can » nerve canal (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
_ crespo » g crespo (Expandir a Pesquisa), a crespo (Expandir a Pesquisa), m crespo (Expandir a Pesquisa)
hervas c » hervas l (Expandir a Pesquisa), hervas d (Expandir a Pesquisa), hervas y (Expandir a Pesquisa)
can dis » can disc (Expandir a Pesquisa), van dis (Expandir a Pesquisa), can die (Expandir a Pesquisa)
j bent » j benet (Expandir a Pesquisa), j bento (Expandir a Pesquisa), j bena (Expandir a Pesquisa)
c dis » c dias (Expandir a Pesquisa), c disc (Expandir a Pesquisa), c dos (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 current nerve can dis ) or ( _ crespo hervas c dis ))) or ( j bent nerve system dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j current nerve can dis ) OR ( _ crespo hervas c dis ))) OR ( j bent nerve system dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j current nerve can dis ) or ( _ crespo hervas c dis ))) or ( j bent nerve system dis ))*.