does anyone know what does second stage mean? how many stages do they have before application submit to ministry?

I got it back today.

Hello guys, I applied my citizenship application on 19 Mar 2019. i have not received my passport back, till 10 june 19. It has been more than 12 weeks still counting. I emailed them, Tried ringing but nobody answered, Posted letter last week. Still so far no response. I will need my passport back to...