बिथांमोन्नाव सोंदि बिथांमोन्हा मेक्सिकआव नायबिजिरनायाव आरो गोमानाय सुबुंफोरखौ नागिरनायाव बेसेबां रोंमोन्दांथि दं, आरो सिगांनि जाथायफोराव बिथांमोन्नि ट्रेक रिकर्डनि बादै सों।
Ask them how much experience they have investigating in Mexico and finding missing persons, and ask for their track record on previous cases.