Talvez deva tentar algumas variações de ortografia:
center nurses » cancer nurses (Expandir a Pesquisa), mental nurses (Expandir a Pesquisa), fever nurses (Expandir a Pesquisa)
current curve » current survey (Expandir a Pesquisa), current care (Expandir a Pesquisa), current nerve (Expandir a Pesquisa)
reveal neural » reveals neural (Expandir a Pesquisa), reveals neuronal (Expandir a Pesquisa), reveals natural (Expandir a Pesquisa)
nurses cyst » nurses case (Expandir a Pesquisa), nurses cease (Expandir a Pesquisa), nurses cross (Expandir a Pesquisa)
neural cyst » neural cost (Expandir a Pesquisa), neural cest (Expandir a Pesquisa), dural cyst (Expandir a Pesquisa)
curve case » curve caused (Expandir a Pesquisa), curve based (Expandir a Pesquisa), curve face (Expandir a Pesquisa)
j center » j centner (Expandir a Pesquisa), j centeno (Expandir a Pesquisa), j cestero (Expandir a Pesquisa)
case did » cases did (Expandir a Pesquisa), case di (Expandir a Pesquisa), case david (Expandir a Pesquisa)
j reveal » 2j reveal (Expandir a Pesquisa), b reveal (Expandir a Pesquisa), j revell (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 center nurses cyst due ) OR ( 2 current curve case did ))) OR ( j reveal neural cyst due ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j center nurses cyst due ) or ( 2 current curve case did ))) or ( j reveal neural cyst due ))*.