Sovereignty was a principal concern of 'leave' voters.
Times, Sunday Times
At the time its principal concern was to protect what they saw as the athlete's right to anonymity until a sanction was imposed.
Times, Sunday Times
Property worries are not the couple's principal concern, however.
Times, Sunday Times
More than half of those who oppose smart meters said that their principal concern was data protection.
Times, Sunday Times
The country's mileage may differ but that's not the prime minister's principal concern.
Times, Sunday Times