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