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