Cao Xueyan, Cao Yanrong, Cao Yanzhi, Cao Mingya, Cao Qingyuan, Cao Yuanmei, Cao Wenxuan
I can only think of so many for now, please choose from them.
A two-character name with too many repetitions makes it easy for someone to have the same name. There is less chance of a name with the same three characters. A good name will make people remember your child.
I wish her a beautiful and healthy life!