"Eeeeff!" Any time she tries to pick up something heavy or move something.
"Scooching!" Any time she tries to sit next to you.
"Chomp!" Any time she takes a big bite of something.
"Nuffing." Any time you ask what she's doing and she's not supposed to be doing it.
"(A)gain, gain!" Any time you're doing something she thinks is fun.
"I do it... I DO IT!" Any time you try to help her do ANYTHING.