I dreamed that there was a small snake with a thick thumb in front of my house, and later it became a big snake with a thick bowl, and it was a two-headed snake! Please help interpret dreams!

Because the snake in the dream may represent the trouble that haunts your emotions. It has many symbolic meanings. According to the state of the snake in the dream and your feelings about the snake,

At the same time, the two-headed snake also represents evil and an inner desire. The dream may reflect the pressure and self-blame to meet your own requirements! The small snake and the big snake also illustrate your inner attitude towards things!

Freud believed that snakes represented the opposite sex.