Several months ago I wrote an article about how to search on iPad. It mainly referred to iOS 6.
The main benefits of searching your iPad with iOS 7, 8 or 9 remain the same. With iOS 7, 8 and 9, you are able to locate things quickly and easily, whether it’s an App, a contact, song, email, book or appointment.
There is a subtle change though and it boils down to how to access Spotlight (the search utility)