What does it mean to dream of a small snake in a bamboo tube?

There are many scenes and explanations about dream snakes in Duke Zhou: Take Your Time! Duke Zhou related to "snake": It is ominous to dream of a snake. Women dream of snakes-they and their children will get sick. Dream of a pair of snakes-they will soon be separated. The businessman dreamed of a pair of snakes. They could make a fortune. Dream that a snake bit you-if you want good luck, life will be rich. Dreaming that a snake bites his wife is ominous, and you will encounter sadness and misfortune. Dreaming that the enemy was bitten by a snake-the enemy would kill each other and eventually lose both sides. Dream of killing snakes-you can conquer the enemy. I dreamed that the snake got into the hole-the house would be stolen or robbed. Dreaming that snakes catch mice or frogs-there will be unfortunate news. Dreaming of a fight between a snake and a cat-all disasters will pass.