What are the actions of a beggar cooking a meal, a toad climbing a slippery rock, and half-roasted goose leg?

The beggar is cooking rice, and the woman is kneeling on the man’s lap. The man’s hands are hugging the woman from behind and playing with the grapes

See the toad climbing on the talc, see Silkworm Obsession, the male Lying on the back of the female to perform the ceremony of Duke Zhou

Half of the goose leg is roasted, one hand supports the leg while standing or lying down and entering from the rear to achieve the great harmony of life

These three are all It’s a doggy style position