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