((0?[1-9]|1[0-2])[\-\.\/\:]([1-2][0-9]|3[0-1]|0?[1-9])[\-.\/\:]\d{4}|(0?[1-9]|1[0-2])[\s]([1-2][0-9]|3[0-1]|0?[1-9])[\s]\d{4})