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