The name Ma Yuexin will cause great difficulty in writing for future children. I suggest that since you also appreciate two-character names, "Ma Yue" is a good name, and "Yue" means It means happiness and joy. You are trusting her to grow up happily and also bring happiness to others. How pitiful are the hearts of parents in the world.
It can also be called ---Ma Qin----- The word "Qin" is inspired by Mao Zedong's poem "Qin Yuan Chun·Snow", and "Qin" means the deepest feeling in people's hearts. Meaning, let everyone remember your daughter, let your daughter leave an impression in everyone's heart.