If this is the translation minigame, the hints there do really help. (I too was stuck for a bit.) You really do want to pay close attention to the ship types th

If this is the translation minigame, the hints there do really help. (I too was stuck for a bit.) You really do want to pay close attention to the ship types that come back as a response from the encoded messages you send out to the other ship and then fill them into the corresponding blanks accordingly. Don't overthink it (I know I did at first).