Perhaps you should try some spelling variations:
"secret ballot" » "secreto ballot", "secreta ballot", "secretas ballot"
"secretoa ballot" » "secretooa ballot", "secretaoa ballot", "secretasoa ballot"
"secretos vallone" » "secretoos vallone", "secretaos vallone", "secretasos vallone"
"secretaos vallone" » "secretoaos vallone", "secretaaos vallone", "secretasaos vallone"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("secret ballot") OR ("secretoa ballot"))) OR ((("secretos vallone") OR ("secretaos vallone"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"secret ballot\") OR (\"secretoa ballot\"))) OR (((\"secretos vallone\") OR (\"secretaos vallone\"))))".
• Removing quotes may allow a broader search: (((( secret ballot ) OR ( secretoa ballot ))) OR ((( secretos vallone ) OR ( secretaos vallone )))).
• Adding a wildcard symbol may retrieve word variants: (((("secret ballot") OR ("secretoa ballot"))) OR ((("secretos vallone") OR ("secretaos vallone"))))*.