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