Talvez deva tentar algumas variações de ortografia:
central nerve » ventral nerve (Expandir a Pesquisa), central nervous (Expandir a Pesquisa), central neural (Expandir a Pesquisa)
dental nerve » mental nerve (Expandir a Pesquisa), 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)
delta nerve » beta nerve (Expandir a Pesquisa), deltas served (Expandir a Pesquisa), deltoid nerve (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa)
system dis » system dias (Expandir a Pesquisa), system di (Expandir a Pesquisa), system das (Expandir a Pesquisa)
i central » coli central (Expandir a Pesquisa), hemi central (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa)
j dental » j deal (Expandir a Pesquisa), j denham (Expandir a Pesquisa), j denil (Expandir a Pesquisa)
j delta » j della (Expandir a Pesquisa), j delton (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 central nerve cyst dis ) or ((( j dental nerve system dis ) or ( j delta nerve cyst dis ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( i central nerve cyst dis ) OR ((( j dental nerve system dis ) OR ( j delta nerve cyst dis )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( i central nerve cyst dis ) or ((( j dental nerve system dis ) or ( j delta nerve cyst dis ))))*.