Help! :-(

Rebecca
Me and my partner have been together two years, got our first place together and both now in steady well paid jobs (been promoted to a manager of a bridal shop!! Very happy!) we've wanted a baby since we first laid eyes on each other but waited a year, we've been trying for a year now and absolutely nothing, not even close to a maybe baby, I don't know what to do anymore as it upsets me so much every month and also feel like I let him down too, what would people suggest?!