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