. . . "Yong nian Zheng" . . . "Zheng" . . "nian" . "Cheng Yung-nien" . "Zheng Yongnian" . "Nian" . "(政治) 郑永年" . . "Yung-Nien" . "(Zheng, Yongnian) Yongnian Zheng" . "Yong-Nian Zheng" . "永年" . "Zheng"@en . "鄭永年" . "Zheng yong nian" . "Čeng" . "Jung-nien Čeng" . "Yong-Nian Zheng" . "鄭永年" . "Zheng Yong nian" . "Zheng Zheng" . "Yung-nien Cheng" . "Zhengyongnian" . "nian" . . . "Cheng" . "Yong" . "Zheng"@fr-FR . "Yung-Nien Cheng" . . "Zheng, Yongnian, (zheng zhi)" . "Yung-nien" . "Jung-nien" . "Yung-nien" . "鄭永年 (Zheng, Yongnian)" . "永年 鄭" . "郑永年" . "Yong-Nian" . "yong Zheng yong nian" . "yong" . "Zheng, Yongnian (Zheng, Yongnian)" . "鄭永年" . "Yong Nian Zheng" . "Yongnian" . "(zheng zhi) Yongnian Zheng" . "Yongnian"@en . "郑永年, (政治)" . "yong nian Zheng" . "Yong nian" . "郑" . "Yongnian" . . "1962-02-10" . . "Cheng" . "Zheng" . . "郑永年" . "yong" . "郑永年" . "Zheng yong nian" . "Zheng, Yongnian" . . "永年 郑" . "Zheng Yongnian" . "yongnian Zheng" . "Zheng Yongnian" . "鄭" . "Yongnian Zheng"@en . "郑永年" . "yongnian" . "Yongnian Zheng" . "(Zheng, Yongnian) 鄭永年" . "Zhengyongnian" .