Perhaps you should try some spelling variations:
"secret ballot" » "secreto ballot", "secreta ballot", "secretas ballot"
"secretos ballot" » "secretoos ballot", "secretaos ballot", "secretasos ballot"
"secretoos ballot" » "secretooos ballot", "secretaoos ballot", "secretasoos ballot"
"secretasos ballot" » "secretoasos ballot", "secretaasos ballot", "secretasasos ballot"

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 ((((("secretos ballot") OR ("secretoos ballot"))) OR ("secretasos ballot"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"secret ballot\") OR (((((\"secretos ballot\") OR (\"secretoos ballot\"))) OR (\"secretasos ballot\"))))".
• Removing quotes may allow a broader search: (( secret ballot ) OR ((((( secretos ballot ) OR ( secretoos ballot ))) OR ( secretasos ballot )))).
• Adding a wildcard symbol may retrieve word variants: (("secret ballot") OR ((((("secretos ballot") OR ("secretoos ballot"))) OR ("secretasos ballot"))))*.