Perhaps you should try some spelling variations:
"publico administration" » "publica administration" (Expand Search), "publico administracao" (Expand Search)
"publicoaas administration" » "publicaaas administration" (Expand Search), "publicoaas administracao" (Expand Search), "publicas administration" (Expand Search), "publicos administration" (Expand Search), "publicass administration" (Expand Search), "publicoss administration" (Expand Search)
"publicoaa administration" » "publicaaa administration" (Expand Search), "publicoaa administracao" (Expand Search), "publica administration" (Expand Search), "publicas 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: "((((\"publico administration\") OR (\"publicoaas administration\"))) OR (\"publicoaa administration\"))~".
• Removing quotes may allow a broader search: (((( publico administration ) OR ( publicoaas administration ))) OR ( publicoaa administration ))~.
• Adding a wildcard symbol may retrieve word variants: (((("publico administration") OR ("publicoaas administration"))) OR ("publicoaa administration"))*.