Talvez deva tentar algumas variações de ortografia:
ventral drive » central drive (Expandir a Pesquisa), central driver (Expandir a Pesquisa), neutral drives (Expandir a Pesquisa)
crest derived » host derived (Expandir a Pesquisa)
derived case » derived cage (Expandir a Pesquisa), derived cast (Expandir a Pesquisa), derived cages (Expandir a Pesquisa)
crestr nerve » crest nerve (Expandir a Pesquisa), greater nerve (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system di (Expandir a Pesquisa), system das (Expandir a Pesquisa)
i crestr » i crispr (Expandir a Pesquisa), i crespo (Expandir a Pesquisa), i create (Expandir a Pesquisa)
a crest » _ crest (Expandir a Pesquisa), a creusot (Expandir a Pesquisa), a crespo (Expandir a Pesquisa)
case de » case due (Expandir a Pesquisa), case d (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( a crest derived case de ) OR ( i crestr nerve cyst due ))) OR ( _ ventral drive system dis ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( a crest derived case de ) or ( i crestr nerve cyst due ))) or ( _ ventral drive system dis ))*.