Just keep trying! You've got knowledge about things most new/re-entering players to the meta don't. You have a grasp on how types work together, and how you have to cover certain weaknesses with your movesets, and more. I'm sure you can get it if you keep trying.
Be Positive! There is a whole community of people here to help, including me. I can help you as much as you need me. You know where to find me, so message me on here or go to orivexes server and find me. I can always give advice if you need it, and I'm aure others like WhiteDmist and ShuckleKing87 can help, too. Don't give up!