Sometimes the strophes are interspersed with versicles from the Psalms. The male's song consists of short pleasant warbling strophes, interspersed with fluid whistles. The melody is structured in verses that in turn are organized in strophes. All the strophes of a hymn are usually of the same construction. Intuitively he had composed the music for the full strophes [verses]. Before 1937, only two strophes of the poem survived, both quoted in other ancient authors. Four strophes of the poem survive, along with a few words of a fifth. The two strophes and the epode are Ps. 14; the two antistrophes are Ps. 70. He employed an archaic rhyme-system whereby "i~o / a~o" were used in alternating strophes. In the Sephardic liturgy it has 12 strophes; in the Ashkenazic, only 10. In 1955, Louis Aragon wrote a poem memorializing the Manouchian Group, "Strophes pour se souvenir". These strophes include numerous items of advice on good conduct and worldly wisdom. It consists of two strophes, repeated in increasingly complex variations.