Perhaps you should try some spelling variations:
"publicas administration" » "publica administration" (Expand Search), "publico administration" (Expand Search), "publicaas administration" (Expand Search), "publicoas administration" (Expand Search), "publicosas administration" (Expand Search)
"public administracao" » "publica administracao" (Expand Search), "publico administracao" (Expand Search), "publicos administracao" (Expand Search)
"publicosa administration" » "publicaosa administration" (Expand Search), "publicoosa administration" (Expand Search), "publicososa administration" (Expand Search), "publicos 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: (((("publicas administration") OR ("public administracao"))) OR ("publicosa administration"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"publicas administration\") OR (\"public administracao\"))) OR (\"publicosa administration\"))".
• Removing quotes may allow a broader search: (((( publicas administration ) OR ( public administracao ))) OR ( publicosa administration )).
• Adding a wildcard symbol may retrieve word variants: (((("publicas administration") OR ("public administracao"))) OR ("publicosa administration"))*.