NieR: Automata - Emil Truck (vs 9S Lv 68)

I tried this strategy:    • 9S lv 52 vs Emil lv 99 (Very Hard)   The differences are this 9S is level 68, I'm playing on normal difficulty, I also use other chips like Offensive Heal +2 & Auto-use Item +1, and I suck at playing this game.