Some stores has limitations. you can buy a premium account (To access the "Premium Section" buy a premium account through affiliate link -> https://xubster.com/free30166.html) or request at "Paid" request section, these ways you can request a manyvids studio. you also can try to find her alternate stores.
In Premium Section you can request from:
Allowed stores: Clips4Sale, IWantClips, ManyVids, Modelhub, APClips.com, MFC Share