Perhaps you should try some spelling variations:
"publicos administration" » "publico administration" (Expand Search), "publica administration" (Expand Search), "publicos administracao" (Expand Search)
"publicas administration" » "publicas administracao" (Expand Search), "publica administration" (Expand Search), "publico administration" (Expand Search)
"publicoosas administration" » "publicoosas administracao" (Expand Search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"publicos administration\") OR (((\"publicas administration\") OR (\"publicoosas administration\"))))~".
• Removing quotes may allow a broader search: (( publicos administration ) OR ((( publicas administration ) OR ( publicoosas administration ))))~.
• Adding a wildcard symbol may retrieve word variants: (("publicos administration") OR ((("publicas administration") OR ("publicoosas administration"))))*.