Talvez deva tentar algumas variações de ortografia:
crest derived » host derived (Expandir a Pesquisa)
ventral nerve » femoral nerve (Expandir a Pesquisa)
derived cyst » derived cysts (Expandir a Pesquisa), derived cast (Expandir a Pesquisa), derived cat (Expandir a Pesquisa)
dental nerve » mental nerve (Expandir a Pesquisa), central nerve (Expandir a Pesquisa), renal nerve (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
system dias » system dan (Expandir a Pesquisa), system dcs (Expandir a Pesquisa), system dcus (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa)
j dental » j delta (Expandir a Pesquisa), j dent (Expandir a Pesquisa), j deal (Expandir a Pesquisa)
nerve a » nerve _ (Expandir a Pesquisa)
a due » _ due (Expandir a Pesquisa), a dye (Expandir a Pesquisa), i due (Expandir a Pesquisa)
rat » rate (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: (((( _ crest derived cyst dis ) or ( rat ventral nerve a due ))) or ( j dental nerve system dias ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( _ crest derived cyst dis ) OR ( rat ventral nerve a due ))) OR ( j dental nerve system dias )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( _ crest derived cyst dis ) or ( rat ventral nerve a due ))) or ( j dental nerve system dias ))*.