Married for 15 Years/2 IVF/3 IUIs/Surgeries Fail -Yet Natural Pregnancy Happened! How?

Married for 15 Years/2 IVF/3 IUIs/Surgeries Fail -Yet Natural Pregnancy Happened! How? pcod/pcos AMH low/High Both tubes Block Zero count Low count Nil/Low Motility Nil/Low Morphology Ovarean Cyst Chocolate Cyst Endometrial Cyst Hemorrhagic Cyst Endomeriosis Fibroids Polyps Consanguinity ET(Endomerial Thickness) defects Low Ovarian reserve Egg Quality defects IVF Failures IUI Failures Obstructive Azoospermia Hormonal Inbalance Hydrosalpink Laproscopy Surgery Failures Hysteroscopy Failures Single Tube Previous ectopic Previous tube removal/surgery