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