1. A method for searching according to a speech based on artificial intelligence, comprising: identifying, by at least one computing device, an input speech of a user to determine whether the input speech is a child speech; filtrating, by the at least one computing device, a searched result obtained according to the input speech to obtain a filtrated searched result, if the input speech is the child speech; and feeding, by the at least one computing device, the filtrated searched result back to the user.