ӣţţ  ţţ  ţţƭ  ţţ  ţţ淨  ţţ  ţţ  ţţ  ţţ  ţţô  ţţע  ţţ  ţţ  ţţ  ţţ  ţţ淨  ţţ  ţţ  ţţֱ  ţţ½