ӣţţͼ    ţţͼ  ţţ½  ţţ  ţţ  ţţô  ţţ  ţţ  ţţע  ţţ  ţţ  ţţע  ţţ  ţţ  ţţƭ  ţţô  ţţ  ţţ  ţţ