If they somehow throw in a belt in the mix. But most of all convince both of them to participate in Face offs, Press Conferences, media appearances like the doubble screen at join FOX Sports Live.
The face to face interaction between them would illustrate the beef and mutual dislike, tremendously important to sell well in the PPV department. I would tune in every time, I assure you that, damn near Conor vs Nate level on that stuff there!
The two last losses has actually diminished much of the orginal Rhonda hype created by the UFC, who knows where she would be if she still was unbeaten, but this type of fight still has a strong effect of synergy that it would breeze by 1,1 pretty easy if they would get them to participate in the hype/promotion that would generate it self as long as you place these woman in the same room with cameras and microphnes.