Place it in the middle of an edit, right after a hard question and before the answer, then follow it with Bruh for a flat reaction or Long Brain Fart when the thinking goes nowhere.
關於此聲音
This is a short Russian voice clip lasting about four and a half seconds, built around the phrase 'Ща я думаю' — 'wait, I'm thinking.' It sounds like someone pausing mid-conversation to gather a thought, and that brief, deliberate stall gives it a funny, slightly awkward feel, perfect for holding a reply while you work out what to say next.