Six basic questions! ! High score! !

Only use three coppers, and shake it six times, from bottom to top. The three words are old yin and yin, but when written as X, it will become like-,and the three backs are harmony yang, but when written as O, it will become yin-,and the other shaoyang and shaoyang will remain unchanged. Write it down in turn, and the main divination on the left has changed again. It's written in many books. If you are interested in Liu Yi, friends can buy some books to read! !