Perhaps you should try some spelling variations:
letter nurse » better nurse (Expand Search), better nurses (Expand Search), letter nursing (Expand Search)
benign nerve » benign nevi (Expand Search), benign neck (Expand Search), benign beale (Expand Search)
della nerve » della nave (Expand Search), della cervice (Expand Search), medulla nerve (Expand Search)
nerve _ase » nerve based (Expand Search), nerve cases (Expand Search), nerve laser (Expand Search)
j benign » j benigno (Expand Search), _ benign (Expand Search), a benign (Expand Search)
case dti » case data (Expand Search), based dti (Expand Search), case due (Expand Search)
nurse a » nurse _ (Expand Search)
_ase di » base di (Expand Search), fase di (Expand Search), case di (Expand Search)
a dia » a dna (Expand Search), o dia (Expand Search)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( _ letter nurse a dia ) OR ((( j della nerve _ase di ) OR ( j benign nerve case dti ))))~.
• Adding a wildcard symbol may retrieve word variants: (( _ letter nurse a dia ) or ((( j della nerve _ase di ) or ( j benign nerve case dti ))))*.