ӣţţ½  ţţͼ  ţţ淨  ţţ  ţţ  ţţ  ţţע  ţţ  ţţ  ţţ  ţţ½  ţţ淨  ţţͼ  ţţô  ţţ淨  ţţ  ţţ  ţţ  ţţ淨  ţţô