Perhaps you should try some spelling variations:
denham nerve » dental nerve (Expand Search), dental nerves (Expand Search), dentin nerve (Expand Search)
letter nerve » letter nurse (Expand Search), matter nerve (Expand Search), letter nervous (Expand Search)
benign cells » benign cysts (Expand Search)
cells aase » cells age (Expand Search), cells adsc (Expand Search), cells able (Expand Search)
cj letter » bj letter (Expand Search), cl letter (Expand Search), rj letter (Expand Search)
a denham » d denham (Expand Search), a dental (Expand Search), a denman (Expand Search)
a benign » _ benign (Expand Search)
nerve c » nerve cn (Expand Search), nerve co (Expand Search), nerve ct (Expand Search)
case di » case did (Expand Search), case dti (Expand Search), case de (Expand Search)
aase di » base di (Expand Search), fase di (Expand Search), paese di (Expand Search)
c dias » c diaz (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: (( cj letter nerve c dias ) OR ((( a denham nerve case di ) OR ( a benign cells aase di ))))~.
• Adding a wildcard symbol may retrieve word variants: (( cj letter nerve c dias ) or ((( a denham nerve case di ) or ( a benign cells aase di ))))*.