iPhone 6 plus storage problem
In last 2 days, I got storage message several multiple times. Due to it, I deleted photos, apps and other things. after ı delete them, after 1 hour something like that ı got the same same message. Again ı deleted some photos, apps, again ı had enough storage but again after short time, ı got the same message. I did the same process several times but the result is same. Also when ı check the storage from settings, there is no such big app or photos or something other ground to cover. It is very strange, please help
iPhone 6, iOS 8.3