Talvez deva tentar algumas variações de ortografia:
centerral nerve » central nerve (Expandir a Pesquisa), tentorial nerve (Expandir a Pesquisa), central nerven (Expandir a Pesquisa)
ventral nerve » femoral nerve (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
j centerral » j central (Expandir a Pesquisa), _ centeral (Expandir a Pesquisa)
bent nerve » absent nerve (Expandir a Pesquisa), mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa)
system dcs » system dcus (Expandir a Pesquisa), system sdcs (Expandir a Pesquisa), system des (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa)
j bent » j benet (Expandir a Pesquisa), j bento (Expandir a Pesquisa), j bena (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 bent nerve cyst dis ) or ((( j centerral nerve cyst dis ) or ( _ ventral nerve system dcs ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j bent nerve cyst dis ) OR ((( j centerral nerve cyst dis ) OR ( _ ventral nerve system dcs )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j bent nerve cyst dis ) or ((( j centerral nerve cyst dis ) or ( _ ventral nerve system dcs ))))*.