Talvez deva tentar algumas variações de ortografia:
central nerve » ventral nerve (Expandir a Pesquisa), central nervous (Expandir a Pesquisa), central neural (Expandir a Pesquisa)
crest derived » host derived (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
derived case » derived cases (Expandir a Pesquisa), derived cage (Expandir a Pesquisa), derived cast (Expandir a Pesquisa)
renal nerve » retinal nerve (Expandir a Pesquisa), cranial nerve (Expandir a Pesquisa), spinal nerve (Expandir a Pesquisa)
j central » 1hfj central (Expandir a Pesquisa)
system d » system de (Expandir a Pesquisa), system der (Expandir a Pesquisa), system des (Expandir a Pesquisa)
case dti » case data (Expandir a Pesquisa), based dti (Expandir a Pesquisa), case due (Expandir a Pesquisa)
i crest » i crestr (Expandir a Pesquisa), _ crest (Expandir a Pesquisa), a crest (Expandir a Pesquisa)
nerve i » nerve _ (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
i due » _ due (Expandir a Pesquisa), i die (Expandir a Pesquisa), 2 due (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 nerve system d ) or ( i crest derived case dti ))) or ( a renal nerve i due ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j central nerve system d ) OR ( i crest derived case dti ))) OR ( a renal nerve i due )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j central nerve system d ) or ( i crest derived case dti ))) or ( a renal nerve i due ))*.