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