String Duet String Trio String Quartet String Quintet String Ensemble Chamber Music for Strings and Piano Woodwind Duet Woodwind Trio Woodwind Quartet Woodwind Quintet Woodwind Ensemble Brass Duet Brass Trio Brass Quartet Brass Quintet Brass Sextet Brass Septet Mixed Duet Mixed Trio Mixed Quartet Mixed Quintet Mixed Sextet Mixed Octet Mixed Ensemble Chamber Ensemble Chamber Orchestra Chamber Music for Percussion Instruments Percussion Ensemble Piano trio (piano, violin, violoncello) Organ and various instruments Three violins and violoncello Violin Ensemble Violoncello and various instruments Violoncello and cimbalom Clarinet and various instruments Two melody instruments and continuo Flexible ensemble