ӣţţ  ţţ  ţţƭ  ţţע  ţţ¼  ţţ  ţţͼ  ţţ  ţţ  ţţ½  ţţ½  ţţ  ţţƻ  ţţ  ţţ  ţţע  ţţƭ  ţţƽ̨  ţţô  ţţ