दोनख्मानाय मिथिंगाया त्राफिकखालामनाय जाथायफोरखौ नायसंनो आरो गासै बिफाव - लागिरिफोरखौ सिनायथिनो गोब्राब खालामो ।
The clandestine nature makes it difficult to investigate trafficking cases and identify all role players .