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