The sound insulation in my apartment is really bad

(1)Oh, the ㅆ from the upper house just nowLOL. LOLㅌㅋ
(2)I heard something dropping. Oh!!!
(3)I said, “Here we go again.” And the guy from above said
(4)It’s not me. I’m on the 6th floor. Screaming like this
(5)LOL. LOLThe 4th floor of my house LOL. LOL
(6)It’s a soundproof zone in the apartment. No LOL. LOL