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