Using the same donor fat area twice? Pls do not advocate for implants, would never do it

I have done beast fat transfer in 2018, very happy. I'd like to add more fat, was wondering if I could use the same donor area (inner thighs) twice? I am a very thin person and simply do not have enough fat elsewhere. I feel like the first time around surgeon might have 'left' some in there, since even after surgery it did still looked rather volumpious. Would that possibly impact the quality of the fat gathered? 3 years have passed. other areas were used too, but as off right now, i did not gain