Talvez deva tentar algumas variações de ortografia:
central neuron » central neurons (Expandir a Pesquisa), central neurones (Expandir a Pesquisa), central neuronal (Expandir a Pesquisa)
neuron system » neural systems (Expandir a Pesquisa)
central curve » central nerve (Expandir a Pesquisa), central cue (Expandir a Pesquisa), central cueva (Expandir a Pesquisa)
system das » system dias (Expandir a Pesquisa), systems das (Expandir a Pesquisa), system des (Expandir a Pesquisa)
curve what » curve when (Expandir a Pesquisa)
bent curve » melt curve (Expandir a Pesquisa), bent core (Expandir a Pesquisa), bent nerve (Expandir a Pesquisa)
j central » 1hfj central (Expandir a Pesquisa)
i central » coli central (Expandir a Pesquisa), hemi central (Expandir a Pesquisa)
what did » what do (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 central neuron system das ) or ( i central curve what did ))) or ( j bent curve what did ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j central neuron system das ) OR ( i central curve what did ))) OR ( j bent curve what did )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j central neuron system das ) or ( i central curve what did ))) or ( j bent curve what did ))*.