Talvez deva tentar algumas variações de ortografia:
cancer surveys » cancer surgery (Expandir a Pesquisa), cancer survivors (Expandir a Pesquisa), cancer surgeries (Expandir a Pesquisa)
surveys cast » surveys case (Expandir a Pesquisa), surveys can (Expandir a Pesquisa), surveys based (Expandir a Pesquisa)
current care » current cancer (Expandir a Pesquisa), current clamp (Expandir a Pesquisa)
detect nerve » direct nerve (Expandir a Pesquisa), detect neural (Expandir a Pesquisa), detect novel (Expandir a Pesquisa)
nerve cyst » nerve case (Expandir a Pesquisa), nerve cat (Expandir a Pesquisa), nerve cut (Expandir a Pesquisa)
cast does » cost does (Expandir a Pesquisa), fast does (Expandir a Pesquisa), past does (Expandir a Pesquisa)
care cyst » rare cyst (Expandir a Pesquisa), large cyst (Expandir a Pesquisa), cause cyst (Expandir a Pesquisa)
j cancer » j canter (Expandir a Pesquisa), j cantero (Expandir a Pesquisa), j candel (Expandir a Pesquisa)
cyst dis » cyst due (Expandir a Pesquisa), cyst d (Expandir a Pesquisa)
j detect » je detect (Expandir a Pesquisa), _ detect (Expandir a Pesquisa), 2 detect (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Se usar operadores Booleanos, por favor insira-os com letras MAIÚSCULAS: (((( j cancer surveys cast does ) OR ( i current care cyst dis ))) OR ( j detect nerve cyst dis ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j cancer surveys cast does ) or ( i current care cyst dis ))) or ( j detect nerve cyst dis ))*.