To reach the sky (the Sun, Moon, particular star), people build a ladder or tower that consists of separate modules (bricks, logs, sticks, etc.). This construction collapses
Person has a series of suggestions how to make the world easy for living and free of hard work and death. His companion successively rejects them. Their dialogue forever defines conditions of human life
To appease a water monster (water spirits, gods) or to put an end to the drought or flood, a girl is sacrificed or descends into the water by her own will
The hero and his companion or companions live together. Every morning one stays at home while another or others go to hunt, etc. A demonic person comes, eats up all the food and beats the cook. Or the man who remained at home comes to the demon himself in search of fire and is maltreated by him. The hero kills or neutralizes the demon
Person demonstrates the absurdity of the claims of another person saying that he (or somebody else) was fishing on a hill, putting out a fire spilling straw, looking how the fish fly etc. or he is imitating such an activity. Either the place chosen for the activity or the means are irrational