Dựa trên các câu bạn đã đưa ra, tôi sẽ chỉnh sửa lại để chúng nghe có vẻ tự nhiên hơn trong tiếng Anh: 1. Ten centuries ago, the Xoe dance was performed by the Thai ethnic people during the establishment of hamlets and villages or during festivals. 2. Now, it has developed into 36 dances and has become the symbol of solidarity among the ethnic groups in the northwest. 3. The Xoe dance is performed by the boys and girls in the hamlets. 4. They hold hands, form a circle, and dance together. 5. Musical instruments used in the dance include flutes, drums, two-chord fiddles, gongs, and cymbals. 6. For the Thai natives, they do not need to learn the Xoe dance because they can dance automatically when they grow up. 7. Without the Xoe dance, Thai boys and girls cannot become lovely couples.