Perhaps you should try some spelling variations:
"public administracao" » "publica administracao" (Expand Search), "publico administracao" (Expand Search), "publicas administracao" (Expand Search)
"publicos administration" » "publicaos administration" (Expand Search), "publicoos administration" (Expand Search), "publicasos administration" (Expand Search), "publico administration" (Expand Search), "publicas administration" (Expand Search), "publica administration" (Expand Search)
"publicooa administration" » "publicaooa administration" (Expand Search), "publicoooa administration" (Expand Search), "publicasooa administration" (Expand Search), "publica administration" (Expand Search), "publico administration" (Expand Search)

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

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