Talvez deva tentar algumas variações de ortografia:
nervous canal » nervous cancer (Expandir a Pesquisa), nervous mental (Expandir a Pesquisa), nervous cell (Expandir a Pesquisa)
nerve system » nervous system (Expandir a Pesquisa), drive system (Expandir a Pesquisa)
renal nerve » retinal nerve (Expandir a Pesquisa), cranial nerve (Expandir a Pesquisa), spinal nerve (Expandir a Pesquisa)
bena nerve » beta nerve (Expandir a Pesquisa), bent nerve (Expandir a Pesquisa), mental nerve (Expandir a Pesquisa)
system due » system der (Expandir a Pesquisa)
j central » 1hfj central (Expandir a Pesquisa)
canal dis » canal das (Expandir a Pesquisa), canal dir (Expandir a Pesquisa), canal dos (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case does (Expandir a Pesquisa)
j renal » j real (Expandir a Pesquisa), j renaldi (Expandir a Pesquisa), j renato (Expandir a Pesquisa)
j bena » j bela (Expandir a Pesquisa), j bent (Expandir a Pesquisa), j benham (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 central nervous canal dis ) or ((( j bena nerve system due ) or ( j renal nerve case dis ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( j central nervous canal dis ) OR ((( j bena nerve system due ) OR ( j renal nerve case dis )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j central nervous canal dis ) or ((( j bena nerve system due ) or ( j renal nerve case dis ))))*.