ӣţţô  ţţƻ  ţţ  ţţ  ţţ  ţţ  ţţ  ţţ½  ţţע  ţţ  ţţ  ţţ  ţţ  ţţƭ  ţţô  ţţƽ̨  ţţ  ţţע  ţţô  ţţ¼