Talvez deva tentar algumas variações de ortografia:
absent negative » absent native (Expandir a Pesquisa), absent negativity (Expandir a Pesquisa), patient negative (Expandir a Pesquisa)
femoral nerve » femoral neck (Expandir a Pesquisa)
negative cyst » negative chest (Expandir a Pesquisa), negative cis (Expandir a Pesquisa), negative case (Expandir a Pesquisa)
bento nerve » bent nerve (Expandir a Pesquisa), benign nerve (Expandir a Pesquisa)
nerve cyst » nerve cat (Expandir a Pesquisa), nerve system (Expandir a Pesquisa)
a femoral » _ femoral (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa)
j absent » _ absent (Expandir a Pesquisa), l absent (Expandir a Pesquisa), 17 absent (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case does (Expandir a Pesquisa)
j bento » j benito (Expandir a Pesquisa), j benton (Expandir a Pesquisa), j benzo (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: (( a femoral nerve cyst dis ) or ((( j absent negative cyst dis ) or ( j bento nerve case dis ))))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (( a femoral nerve cyst dis ) OR ((( j absent negative cyst dis ) OR ( j bento nerve case dis )))).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (( a femoral nerve cyst dis ) or ((( j absent negative cyst dis ) or ( j bento nerve case dis ))))*.