Talvez deva tentar algumas variações de ortografia:
cancer serves » cancer series (Expandir a Pesquisa), cancer services (Expandir a Pesquisa), cancer surveys (Expandir a Pesquisa)
current merve » current nerve (Expandir a Pesquisa), current curve (Expandir a Pesquisa), current move (Expandir a Pesquisa)
benham nerve » benign nerve (Expandir a Pesquisa), bent nerve (Expandir a Pesquisa)
serves cyst » serous cyst (Expandir a Pesquisa), nerve cyst (Expandir a Pesquisa), series cystic (Expandir a Pesquisa)
merve can » nerve can (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa)
j benham » j burnham (Expandir a Pesquisa)
case dis » case disc (Expandir a Pesquisa), case di (Expandir a Pesquisa), case does (Expandir a Pesquisa)
can dce » can de (Expandir a Pesquisa), can die (Expandir a Pesquisa), can dcs (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: (((( _ cancer serves cyst dis ) or ( 2 current merve can dce ))) or ( j benham nerve case dis ))~.
• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( _ cancer serves cyst dis ) OR ( 2 current merve can dce ))) OR ( j benham nerve case dis )).
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( _ cancer serves cyst dis ) or ( 2 current merve can dce ))) or ( j benham nerve case dis ))*.