Talvez deva tentar algumas variações de ortografia:
crest derived » host derived (Expandir a Pesquisa)
central nerve » ventral nerve (Expandir a Pesquisa), central nervous (Expandir a Pesquisa), central neural (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), reserve system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
derived cyst » derived cysts (Expandir a Pesquisa), derived cast (Expandir a Pesquisa), derived cat (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system di (Expandir a Pesquisa), system das (Expandir a Pesquisa)
bent nerve » absent nerve (Expandir a Pesquisa), mental nerve (Expandir a Pesquisa), dental nerve (Expandir a Pesquisa)
j central » 1hfj central (Expandir a Pesquisa)
_ crest » _ create (Expandir a Pesquisa), _ credit (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 nerve system dis ) or ( _ crest derived cyst due ))) or ( j bent nerve system dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j central nerve system dis ) OR ( _ crest derived cyst due ))) OR ( j bent nerve system dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j central nerve system dis ) or ( _ crest derived cyst due ))) or ( j bent nerve system dis ))*.