 Complete the following phrase:  Migrations into Hu can be divided into three periods. Before the Five Dynasties and Ten Kingdoms period, migrants came mainly from the North. Between the Five Dynasties and Ten Kingdoms period and the Ming dynasty, migrants came mainly from Jiangxi. After the middle of the Ming dynasty, migration gradually became more diverse. Migrants who came from the North mainly in northern Hu followed by western Hu. For this reason northern and western Hu are Mandarin districts. Migrants from Jiangxi concentrated mainly in southeastern Hu and present day Shaoyang and Xinhua districts. They came for two reasons The first is that Jiangxi became too crowded and its people sought expansion. The second is that Hu suffered greatly during the 