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