Hpannu ji,
Tuhadi post baad wich dekhi. Since all the words use vowels in the end with matra, the sound of matra is clearly there(ਮਾਇ, ਸੋਇ, ਜੀਉ, ਦੁਇ, ਤਉ, ਕਾਇ, ਕਉ, ਲੁਡਾਇ, ਮਾਰਉ, ਗਵਾਇ, ਥਾਇ).
How do you use punjabi letters (this is off the topic---sorry).
Findingmyway Ji, tusi kamal kita a, bahut...