Status quo and evolution of language use in Yangjie of Yuanjiang county 并列题名：Status quo and evolution of language use in Yangjie of Yuanjiang county Status Quo and Evolution of Language use in Yinyuan Town of Yuanjiang County 并列题名：Status Quo and Evolution of Language use in Yinyuan Town of Yuanjiang County Status quo and evolution of language use of the Jinuo Nationality Status Quo and evolution of language use of the Bouyei nationality Status Quo and evolution of language use of the Ximoluo nationality Status quo and evolution of language use of the Yunnan Lishan Yi nationality Status quo and evolution of language use of the Yunnan Lvchun Hani nationality 并列题名：Status quo and evolution of language use of the Jinuo Nationality