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