Talvez deva tentar algumas variações de ortografia:
central drive » central de (Expandir a Pesquisa), neural drive (Expandir a Pesquisa), central dr (Expandir a Pesquisa)
crest derived » host derived (Expandir a Pesquisa)
derived caged » derived cage (Expandir a Pesquisa), derived cages (Expandir a Pesquisa), derived jagged (Expandir a Pesquisa)
ventral nerve » femoral nerve (Expandir a Pesquisa)
caged disc » aged disc (Expandir a Pesquisa), based disc (Expandir a Pesquisa), caged fish (Expandir a Pesquisa)
j central » 1hfj central (Expandir a Pesquisa)
system di » system de (Expandir a Pesquisa), system d (Expandir a Pesquisa), system dias (Expandir a Pesquisa)
a ventral » _ ventral (Expandir a Pesquisa), a ventura (Expandir a Pesquisa)
i crest » i crestr (Expandir a Pesquisa), _ crest (Expandir a Pesquisa), a crest (Expandir a Pesquisa)
nerve c » nerve cn (Expandir a Pesquisa), nerve _ (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
c duke » _ duke (Expandir a Pesquisa), g duke (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 drive system di ) or ( i crest derived caged disc ))) or ( a ventral nerve c duke ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j central drive system di ) OR ( i crest derived caged disc ))) OR ( a ventral nerve c duke )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j central drive system di ) or ( i crest derived caged disc ))) or ( a ventral nerve c duke ))*.