Learning this pattern gave him the freedom to sacrifice less mental power towards his defense and push it towards offense. His Wind blades were becoming faster and more accurate, and the body of the girl was practically in pieces.
Although he was not sure how much damage he was inflicting upon her at the start because she had always been laughing, perhaps she had not realized that as the battle was proceeding, her laughter had begun to die down.
He had observed that no matter how much he was able to rip her apart, her body was still kept together by strands of muscles, bones, or vines, and no single part of her had been lost so far.
Therefore the goal was to sever a body part entirely from the whole and destroy it entirely. Andar did not think that this was impossible to do so, no matter how tyrannical her flesh was to be, at this time she was still a Rank 3 Mage.