Answer:
im not sure if you've read any of these but i quite enjoyed
Who Made Me A Princess
HEESU IN CLASS 2
1 Plus 1
The Lady and Her Butler
The triad and the seventh intervals forming the chord may be identified. In order to use this method, the structure of each of the different types of seventh chords should be shown. Seventh chords are four-note chords of which the pitch classes can be arranged as thirds is called a seventh chord.
It could be chromaticism.
1. Owiwi 3. Dagdagay 4. Hudhud 5. Oppiya 6.Kolitong 7. Kubing 8. Batiwtiw 10.Buray-dipay 11. Ambahan 12. Pamuybuyen 13. Marayaw 14. Kulial 15. Tultul 16. Rondalla 17. Binanog 18. Tultogan 19. Indigenous Vocal Music 20. Kalutang