Needing ALL advice

I have two bio kids 5&3(almost4) with my ex husband that was not planned. Me and my husband have been together 4 years married 1 1/2 and he has a almost 7yo son with his ex. So now we would like a child together. I was on the Mirena From feb 2015 until 1-4-18. And we’ve been trying since. Actually logging af tracking ovulation through the glow app. I have a “tilted uterus” my dr tells me so now I’m wondering what positions to do to get pregnant. So far we’ve had no luck, I’m anxious and just wanting it to happen now. I know it’s unrealistic thinking but I just want another baby SO bad. So what advice can you all give me? Positions? Things to do after, before anything.