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