Perhaps you should try some spelling variations:
"agentes publicoss estatales" » "agentes publicas estatales" (Expand Search), "agentes publicos estatales" (Expand Search), "agente publicos estatales" (Expand Search), "entes publicos estatales" (Expand Search)
"bienes publicos estatales" » "poderes publicos estatales" (Expand Search), "bien publicos estatales" (Expand Search), "agentes publicoss estatales" (Expand Search)
"bienes publico estatal" » "bienes publico espana" (Expand Search), "bienes publico espanol" (Expand Search), "bien publico estatal" (Expand Search), "agentes publicos estatal" (Expand Search)

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("bienes publicos estatales") OR ("agentes publicoss estatales"))) OR ("bienes publico estatal"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"bienes publicos estatales\") OR (\"agentes publicoss estatales\"))) OR (\"bienes publico estatal\"))".
• Removing quotes may allow a broader search: (((( bienes publicos estatales ) OR ( agentes publicoss estatales ))) OR ( bienes publico estatal )).
• Adding a wildcard symbol may retrieve word variants: (((("bienes publicos estatales") OR ("agentes publicoss estatales"))) OR ("bienes publico estatal"))*.