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