Talvez deva tentar algumas variações de ortografia:
mental nerve » ventral nerve (Expandir a Pesquisa), renal nerve (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), reserve system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
delays nerve » delayed nerve (Expandir a Pesquisa), delays derived (Expandir a Pesquisa), delays new (Expandir a Pesquisa)
cent nerve » bent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa), central nerve (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system di (Expandir a Pesquisa), system das (Expandir a Pesquisa)
j mental » j mehta (Expandir a Pesquisa), j mena (Expandir a Pesquisa), j mentz (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case does (Expandir a Pesquisa)
_ delays » _ delay (Expandir a Pesquisa), _ delayed (Expandir a Pesquisa)
i cent » i cento (Expandir a Pesquisa), ai cent (Expandir a Pesquisa), i cena (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: (( i cent nerve system dis ) or ((( j mental nerve case dis ) or ( _ delays nerve case dis ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( i cent nerve system dis ) OR ((( j mental nerve case dis ) OR ( _ delays nerve case dis )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( i cent nerve system dis ) or ((( j mental nerve case dis ) or ( _ delays nerve case dis ))))*.