hello there.. thanks for writing. It is possible that you have a repeated episode of yeast infection as you say you have yellowish white discharge with itching. Also yeast infections are more common in pregnancy. It needs to be treated with proper antifungal medication. For this you need to visit a gynecologist for an internal examination for proper diagnosis and treatment. Besides treatment, you should maintain proper perineal and personal hygiene. Frequent change of underclothing is a must. Wash the perineal area properly after using the toilet with water and keep it dry. I hope I have answered you. Take care.