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