This is the 12634th most frequent Turkish word.
ilçelerindeki
"Ilçelerindeki" means "in its/his/her districts" in English.
The word 'ilçelerindeki' is used here to specify the districts within the northern part of Turkey, showing ownership and locative relation.
Türkiye'nin kuzey ilçelerindeki yaşam çok huzurludur.
Life in the northern districts of Turkey is very peaceful.
Here, 'ilçelerindeki' indicates the districts that belong to specific municipalities, illustrating both possession and location.
Bazı belediye projeleri ilçelerindeki altyapıyı iyileştiriyor.
Some municipal projects are improving the infrastructure in their districts.
In this case, 'ilçelerindeki' refers to the districts in association with the universities, combining possession and the area of influence.