ӣţţƻ  ţţ  ţţô  ţţ  ţţ  ţţ  ţţ  ţţ    ţţ  ţţ½  ţţƻ  ţţ  ţţע  ţţ  ţţ淨  ţţ  ţţ  ţţ  ţţ