Talvez deva tentar algumas variações de ortografia:
center nurses » cancer nurses (Expandir a Pesquisa), mental nurses (Expandir a Pesquisa), fever nurses (Expandir a Pesquisa)
benign nerve » benign nevi (Expandir a Pesquisa), benign neck (Expandir a Pesquisa), benign beale (Expandir a Pesquisa)
nurses care » nurse care (Expandir a Pesquisa), nurses cease (Expandir a Pesquisa), nurses can (Expandir a Pesquisa)
i ventral » ii ventral (Expandir a Pesquisa), a ventral (Expandir a Pesquisa), 2 ventral (Expandir a Pesquisa)
nerve cat » nerve can (Expandir a Pesquisa), nerve case (Expandir a Pesquisa), nerve a (Expandir a Pesquisa)
j center » j centner (Expandir a Pesquisa), j centeno (Expandir a Pesquisa), j cestero (Expandir a Pesquisa)
care dis » care did (Expandir a Pesquisa), care days (Expandir a Pesquisa), care desh (Expandir a Pesquisa)
j benign » j benigno (Expandir a Pesquisa), a benign (Expandir a Pesquisa), 1 benign (Expandir a Pesquisa)
eye can » eye care (Expandir a Pesquisa)
can dcs » can tdcs (Expandir a Pesquisa), can dce (Expandir a Pesquisa), can dags (Expandir a Pesquisa)
cat dis » cat did (Expandir a Pesquisa), cat diets (Expandir a Pesquisa), cat diet (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 care dis ) OR ( i ventral eye can dcs ))) OR ( j benign nerve cat dis ))~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: (((( j center nurses care dis ) or ( i ventral eye can dcs ))) or ( j benign nerve cat dis ))*.