Is your pelvis out of balance?
Continuing to assume an anterior tilt on one side we will almost always want to bring length into the front of the hip and lengthen the hip flexors. This can be anything from a simple lunge to a supta virasana. Feel free to use any other postures that you know put length into these tissues. If the gluteals and lower back are involved then make sure the student isn’t over tightening their buttocks in their up dog or other back bending...