Perhaps you should try some spelling variations:
"secret ballot" » "secreto ballot", "secretos ballot", "secretas ballot"
"secreta ballot" » "secretoa ballot", "secretosa ballot", "secretasa ballot"
"secretoa ballot" » "secretooa ballot", "secretosoa ballot", "secretasoa ballot"
"secretasos vallone" » "secretoasos vallone", "secretosasos vallone", "secretasasos 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 ("secreta ballot"))) OR ("secretoa ballot"))) OR ("secretasos vallone"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"secret ballot\") OR (\"secreta ballot\"))) OR (\"secretoa ballot\"))) OR (\"secretasos vallone\"))".
• Removing quotes may allow a broader search: (((((( secret ballot ) OR ( secreta ballot ))) OR ( secretoa ballot ))) OR ( secretasos vallone )).
• Adding a wildcard symbol may retrieve word variants: (((((("secret ballot") OR ("secreta ballot"))) OR ("secretoa ballot"))) OR ("secretasos vallone"))*.