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