Person is going to build a palace (tower, etc.) made of bird bones

To cure a sick person or to save a household from misfortunes a toad or frog hidden in the house should be killed or removed

Noble youth falls in love with a beautiful girl but does not recognize her as a kitchen maid whom he gave a harsh treatment. When he asks the beauty where she is from, he does not understand her cryptic answers related to corresponding episodes. Or younger brother gives a cryptic answer when his elder brothers first beat him and then do not recognize in a guise of a handsome hero

A demon carries away a little boy but his sister finds him, takes and back escapes from the pursuer. Usually the boy has three sisters but only the youngest one is successful

Person who remained alone in a house or got into the house of dangerous creatures hides turning into a needle or other weaving or spinning tool

When a woman gives birth to a boy (twins), a mare (a bitch and/or other domestic animals) also gives birth to human boys. When the boys come of age. they leave for a journey

After eating a fruit (usually an apple, in Northern traditions also an egg), the sterile woman gives birth to a son or twins

To have children, a woman eats a fish, apple or something else. A mare, a bitch or other domestic animals eat part of this food (often skin, broth, etc.). The woman gives birth to a boy (twins) a mare to colts, a bitch to puppies

A man acquires a magic wife. Another woman agrees to marry him if he abandons or kills his first wife. The man does it and loses everything

After eating a fish, the sterile woman gives birth to a son or twins