Talvez deva tentar algumas variações de ortografia:
neonatal research » dental research (Expandir a Pesquisa)
research system » research systems (Expandir a Pesquisa)
cantero nerve » cancer nerve (Expandir a Pesquisa), anterior nerve (Expandir a Pesquisa), after nerve (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa), central nerve (Expandir a Pesquisa)
j neonatal » iv neonatal (Expandir a Pesquisa), fc neonatal (Expandir a Pesquisa), fed neonatal (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
system di » system de (Expandir a Pesquisa), system d (Expandir a Pesquisa), system dias (Expandir a Pesquisa)
cat dis » cat diets (Expandir a Pesquisa), cat diet (Expandir a Pesquisa)
nerve c » nerve cn (Expandir a Pesquisa), nerve _ (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
i cent » i cento (Expandir a Pesquisa), ai cent (Expandir a Pesquisa), ii cent (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 cantero nerve cat dis ) or ( i cent nerve c dis ))) or ( j neonatal research system di ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j cantero nerve cat dis ) OR ( i cent nerve c dis ))) OR ( j neonatal research system di ))*.