ӣţţ  ţţ  ţţô  ţţע  ţţ淨  ţţô  ţţ  ţţ  ţţ  ţţƻ  ţţƻ  ţţ  ţţ  ţţ  ţţ½  ţţ¼  ţţ  ţţ  ţţô  ţţ½