Talvez deva tentar algumas variações de ortografia:
central nerve » ventral nerve (Expandir a Pesquisa), central nervous (Expandir a Pesquisa), central neural (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
benet nerve » bent nerve (Expandir a Pesquisa), detect nerve (Expandir a Pesquisa), absent nerve (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), recent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa)
system des » system der (Expandir a Pesquisa), system de (Expandir a Pesquisa), system design (Expandir a Pesquisa)
ii central » i central (Expandir a Pesquisa), piaui central (Expandir a Pesquisa), coli central (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa)
ii cent » ii center (Expandir a Pesquisa), ii centro (Expandir a Pesquisa), ii censo (Expandir a Pesquisa)
j benet » j bennett (Expandir a Pesquisa), j benito (Expandir a Pesquisa), j benesi (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: (((( ii cent nerve system des ) or ( ii central nerve system des ))) or ( j benet nerve cyst due ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( ii cent nerve system des ) OR ( ii central nerve system des ))) OR ( j benet nerve cyst due )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( ii cent nerve system des ) or ( ii central nerve system des ))) or ( j benet nerve cyst due ))*.