What is fortune telling?

Heavenly stems and earthly branches has 6 groups (such as Jia Hai, etc. ) There are *** 12 words in fortune-telling time. Each word has a five-year table, a total of ***60 years. Then repeat it from the beginning. For example, you have been an "A" for five years, and then you will be called an "A". The reason is that you will immediately enter the "distribution", which is the so-called "purchase".