Talvez deva tentar algumas variações de ortografia:
ventral nerve » femoral nerve (Expandir a Pesquisa)
crespo servan » crespo hervas (Expandir a Pesquisa), crespo sara (Expandir a Pesquisa), crespo sergio (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
crest merve » crest nerve (Expandir a Pesquisa), crest derived (Expandir a Pesquisa), crest marcel (Expandir a Pesquisa)
cat ventral » rat ventral (Expandir a Pesquisa), a ventral (Expandir a Pesquisa), giant ventral (Expandir a Pesquisa)
servan cat » servan kati (Expandir a Pesquisa), servan la (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system dcs (Expandir a Pesquisa), system di (Expandir a Pesquisa)
merve can » nerve can (Expandir a Pesquisa)
can disc » can dinc (Expandir a Pesquisa), chain disc (Expandir a Pesquisa), can diet (Expandir a Pesquisa)
i crespo » g crespo (Expandir a Pesquisa), j crespo (Expandir a Pesquisa)
j crest » _ crest (Expandir a Pesquisa), a crest (Expandir a Pesquisa), 5 crest (Expandir a Pesquisa)
cat dis » cat did (Expandir a Pesquisa), cat diets (Expandir a Pesquisa), cat diet (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 crest merve can disc ) or ( i crespo servan cat dis ))) or ( cat ventral nerve system dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j crest merve can disc ) OR ( i crespo servan cat dis ))) OR ( cat ventral nerve system dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j crest merve can disc ) or ( i crespo servan cat dis ))) or ( cat ventral nerve system dis ))*.