Suggest Treatment For Difficulty In Walking Due To Diplegic Cerebral Palsy

Good afternoon sir, this is Iniya from karur. I have 5 years old daughter. She is cerebral palsy diplegic child. For the past 4 years we are in therapy. She started walking independently sir but her left leg was in toe walk. Her right is 80% fine but that too her heel is not flat. I don t know what is the problem in her left knee. Because it is in bend position. I need your help sir