The Book of Songs is mainly composed of four words, with some miscellaneous words. In terms of structure, the form of repeated chapters and repeated sentences is often used to enhance the lyrical effect. Only a few words are changed in each chapter, but it can achieve a dramatic artistic effect. In terms of language, double-tone rhymes and repeated words are often used to describe objects, onomatopoeia, and poor appearance. "Use less to make more, leaving no trace of emotion behind." In addition, in terms of rhyme in The Book of Songs, some sentences rhyme, some rhyme every other sentence, some rhyme to the end, and some change rhymes midway. Almost all the rhyme rules of modern poetry are already available in the Book of Songs.