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