Instructions traduction Russe

Kulağa garip gelmesinin sebebi alfabedeki dört harf hariç hepsini kullanmış olması.

The reason it sounds weird is because she uses every letter of the alphabet except four in the instructions :

They received instructions by text from an untraceable phone.

Они получили инструкции из сообщения с неотслеживаемого телефона.