Naoual Malhi , a Spanish woman of Moroccan origin , claimed to have spotted the girl with a woman in the village of Fnideq , on 21 August .
Private investigators were unable to substantiate the lead .
Naoual Malhi , a Spanish woman of Moroccan origin , claimed to have spotted the girl with a woman in the village of Fnideq , on 21 August , but private investigators were unable to substantiate the lead .