Perhaps you should try some spelling variations:
center nerve » cancer nerve (Expand Search), center nurse (Expand Search), letter nerve (Expand Search)
dental nerve » mental nerve (Expand Search), ventral nerve (Expand Search), central nerve (Expand Search)
benign nerve » benign nevi (Expand Search), benign neck (Expand Search), benign beale (Expand Search)
nerve cases » nerve case (Expand Search), nerve caused (Expand Search), nerve based (Expand Search)
j center » j centner (Expand Search), j centeno (Expand Search), j cestero (Expand Search)
j dental » j dent (Expand Search), j delta (Expand Search), j deal (Expand Search)
cases di » cases did (Expand Search), cases doi (Expand Search), cases do (Expand Search)
j benign » j benigno (Expand Search), _ benign (Expand Search), a benign (Expand Search)
cases de » cases due (Expand Search), cases _ (Expand Search), cases a (Expand Search)
nerve e » nerve ex (Expand Search), nerve _ (Expand Search), nerve a (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: (( j center nerve e dos ) OR ((( j dental nerve cases di ) OR ( j benign nerve cases de ))))~.
• Adding a wildcard symbol may retrieve word variants: (( j center nerve e dos ) or ((( j dental nerve cases di ) or ( j benign nerve cases de ))))*.