Just listen,If you are not Russian, translate into your language, these songs are gorgeous! Egor Nats is the best
https://www.youtube.com/watch?v=4is5zPMWBM4
https://www.youtube.com/watch?v=uVLw1k03W3Y
https://www.youtube.com/watch?v=VHb88qIH9Gw - the most beautiful