Talvez deva tentar algumas variações de ortografia:
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)
cent nerve » bent nerve (Expandir a Pesquisa), recent nerve (Expandir a Pesquisa), crest nerve (Expandir a Pesquisa)
system des » system der (Expandir a Pesquisa), system de (Expandir a Pesquisa), system design (Expandir a Pesquisa)
bena nerve » beta nerve (Expandir a Pesquisa), bent nerve (Expandir a Pesquisa), absent nerve (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa)
ai cent » i cent (Expandir a Pesquisa), ii cent (Expandir a Pesquisa), ai centri (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: (( ai cent nerve system des ) or ((( j bena nerve cyst due ) or ( j renal nerve cyst due ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( ai cent nerve system des ) OR ((( j bena nerve cyst due ) OR ( j renal nerve cyst due )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( ai cent nerve system des ) or ((( j bena nerve cyst due ) or ( j renal nerve cyst due ))))*.