Talvez deva tentar algumas variações de ortografia:
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
crest nerve » treat nerve (Expandir a Pesquisa), crest derived (Expandir a Pesquisa), current nerve (Expandir a Pesquisa)
renal nerve » retinal nerve (Expandir a Pesquisa), cranial nerve (Expandir a Pesquisa), spinal nerve (Expandir a Pesquisa)
nevi system » ndvi system (Expandir a Pesquisa), ni system (Expandir a Pesquisa), vi system (Expandir a Pesquisa)
system dcs » system dcus (Expandir a Pesquisa), system sdcs (Expandir a Pesquisa), system des (Expandir a Pesquisa)
1 benign » a benign (Expandir a Pesquisa), 2 benign (Expandir a Pesquisa)
j crest » _ crest (Expandir a Pesquisa), a crest (Expandir a Pesquisa), 5 crest (Expandir a Pesquisa)
i renal » ii renal (Expandir a Pesquisa), i real (Expandir a Pesquisa)
case de » case due (Expandir a Pesquisa), case d (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: (((( j crest nerve system dcs ) OR ( i renal nerve case de ))) OR ( 1 benign nevi system dcs ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j crest nerve system dcs ) or ( i renal nerve case de ))) or ( 1 benign nevi system dcs ))*.