Nine-turn refers to the nine-turn sequence in the Danish index, which has a relatively small level and is often used in futures trading. If you don't do the mid-line band, it's worthless
Three-line inversion is a bottom shape in candle chart index, which has little significance. Because the level is small, the accuracy is not high.
If you want to use it, you should cooperate with quantitative indicators, or be familiar with the shape of the bottom and top, and make a second purchase.