@TeamYouTube
.i unsubscribed from many youtube channels but why i still see their posts on my subscription bar ?
. Why my recommendations videos consist of only 2 or 3 youtubers that i watched hundreds of times ?
You can remove recommended content by selecting "Not interested" on your home page, this will influence how YouTube suggests videos to you in the future. Here's more about managing your recommendations: https://goo.gl/mfD7rf . Let us know if this helps.