Talvez deva tentar algumas variações de ortografia:
nerves system » nerve system (Expandir a Pesquisa), nerven system (Expandir a Pesquisa), nervous system (Expandir a Pesquisa)
central nerve » ventral nerve (Expandir a Pesquisa), central nervous (Expandir a Pesquisa), central neural (Expandir a Pesquisa)
both nerves » both nerve (Expandir a Pesquisa), other nerves (Expandir a Pesquisa), both neurons (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), recent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa)
system dcs » system dcus (Expandir a Pesquisa), system sdcs (Expandir a Pesquisa), system des (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
i central » coli central (Expandir a Pesquisa), hemi central (Expandir a Pesquisa)
cat diets » fat diets (Expandir a Pesquisa), salt diets (Expandir a Pesquisa), cult diets (Expandir a Pesquisa)
a cent » a cena (Expandir a Pesquisa), a cenp (Expandir a Pesquisa), a center (Expandir a Pesquisa)
j both » j botha (Expandir a Pesquisa), j booth (Expandir a Pesquisa), j bott (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: (((( a cent nerve cat due ) or ( i central nerve cat diets ))) or ( j both nerves system dcs ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( a cent nerve cat due ) OR ( i central nerve cat diets ))) OR ( j both nerves system dcs )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( a cent nerve cat due ) or ( i central nerve cat diets ))) or ( j both nerves system dcs ))*.