can’t speak for the Turkish layout, but on my Macbook Air, the keyboard layout also differs from the standard… mine comes with a ‘Dutch’ qwerty layout, but in reality, it’s more like a regular US layout, with an ISO Enter key, small Shift button, and relocated backspace and tilde keys…
What OG Qwerty NL should look like:
What US qwerty looks like:
what Apple thinks NL Qwerty is:
could be that apple did something similar on your keyboard, and jumbled some stuff around?