timi hola ni lekhdai metdai garne? Almost like, You might be the one who was writing and then erasing. timi - you, hola - porbably, ni - to emphasize you, lekhdai - writing, metdai - erasing, garne - one who is doing. garnu - to do.

it means that you are writing something and at same time you are erasing/deleting it.