Talvez deva tentar algumas variações de ortografia:
reserve system » research system (Expandir a Pesquisa), research systems (Expandir a Pesquisa)
current nerve » recurrent nerve (Expandir a Pesquisa), current curve (Expandir a Pesquisa), recurrent nerves (Expandir a Pesquisa)
bela reserve » la reserve (Expandir a Pesquisa), pea reserve (Expandir a Pesquisa), renal reserve (Expandir a Pesquisa)
system dias » system dan (Expandir a Pesquisa), system dcus (Expandir a Pesquisa), system di (Expandir a Pesquisa)
nerve cyst » nerve cat (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
bela nerve » beta nerve (Expandir a Pesquisa), pgla nerve (Expandir a Pesquisa), delays nerve (Expandir a Pesquisa)
j current » 1 current (Expandir a Pesquisa), j currently (Expandir a Pesquisa), 19 current (Expandir a Pesquisa)
case disc » cause disc (Expandir a Pesquisa), age disc (Expandir a Pesquisa), case di (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa)
j bela » j bell (Expandir a Pesquisa), j belval (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 current nerve cyst dis ) OR ((( j bela nerve case disc ) OR ( j bela reserve system dias ))))~.
• "As palabras AND, OR e NOT podem gerar pesquisas incorrectas; tente utilizar aspas": "(( j current nerve cyst dis ) OR ((( j bela nerve case disc ) OR ( j bela reserve system dias ))))".
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( j current nerve cyst dis ) OR ((( j bela nerve case disc ) OR ( j bela reserve system dias ))))*.