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