What the cause of seeing things fly on my eye , furthermore when i see to the right it flies where i see and the same when i see left , it is annoying?

Floaters: Sounds like floaters, which can be a normal degeneration of the vitreous gel inside the eye. You need to see your eye doctor promptly for a dilated fundus examination to rule out any retinal tears which can be associated with this process.

Floaters: This could be a floater in the back part of your eye. New onset of floaters should be evaluated by your ophthalmologist. Also, if you ever see a shower of floaters or flashes of light, you should seek medical attention immediately.