Why is it my bot lane gets absolutely stomped every ranked game i play?

My games are becoming unwinnable due to the fact the enemy seems to always dominate the bot lane they end up 15/4, 10/0 or something stupid like that meanwhile my supp is 0/11 and my adc is probably 3/9. I find it weird that its my bot lane every game.
Report as:
Offensive Spam Harassment Incorrect Board