Perhaps you should try some spelling variations:
"publicas administration" » "publica administration" (Expand Search), "publico administration" (Expand Search), "publicas administracao" (Expand Search)
"publicoaas administration" » "publicoaas administracao" (Expand Search), "publicos administration" (Expand Search), "publicas administration" (Expand Search), "publicoss administration" (Expand Search)
"publicoaa administration" » "publicoaa administracao" (Expand Search), "publica administration" (Expand Search), "publico administration" (Expand Search), "publicos administration" (Expand Search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"publicas administration\") OR (\"publicoaas administration\"))) OR (\"publicoaa administration\"))~".
• Removing quotes may allow a broader search: (((( publicas administration ) OR ( publicoaas administration ))) OR ( publicoaa administration ))~.
• Adding a wildcard symbol may retrieve word variants: (((("publicas administration") OR ("publicoaas administration"))) OR ("publicoaa administration"))*.