ӣţţ  ţţ  ţţ½  ţţ  ţţ  ţţ¼  ţţ  ţţ  ţţ  ţţô  ţţ  ţţ  ţţ  ţţ  ţţ  ţţ  ţţƭ  ţţע  ţţƽ̨  ţţƽ̨