Perhaps you should try some spelling variations:
benitez nerve » benitez narvaez (Expand Search), benitez nuria (Expand Search), benitez nara (Expand Search)
nerve cases » nerve caused (Expand Search), nerve based (Expand Search), nerve changes (Expand Search)
cena nerve » renal nerve (Expand Search), beta nerve (Expand Search), central nerve (Expand Search)
j benitez » f benitez (Expand Search), a benitez (Expand Search)
cases dos » cases does (Expand Search), cases do (Expand Search), bases dos (Expand Search)
case goes » care goes (Expand Search), age goes (Expand Search), jose goes (Expand Search)
j median » dcj median (Expand Search), j mediante (Expand Search), j medrano (Expand Search)
nerve c » nerve cn (Expand Search), nerve co (Expand Search), nerve ct (Expand Search)
i cena » a cena (Expand Search), _ cena (Expand Search), e cena (Expand Search)
c dos » e dos (Expand Search), a dos (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: (( i cena nerve c dos ) OR ((( j benitez nerve cases dos ) OR ( j median nerve case goes ))))~.
• Adding a wildcard symbol may retrieve word variants: (( i cena nerve c dos ) or ((( j benitez nerve cases dos ) or ( j median nerve case goes ))))*.