+ { "yor", "yo" }, // Yoruba
+ { "zai", "zap" }, // Zapotec, Isthmus -> Zapotec (macrolang.)
+ { "zh-cdo", "cdo" }, // Chinese, Min Dong # extlang
+ { "zh-cjy", "cjy" }, // Chinese, Jinyu # extlang
+ { "zh-cmn", "zh" }, // Chinese, Mandarin # extlang
+ { "zh-cpx", "cpx" }, // Chinese, Pu-Xian # extlang
+ { "zh-czh", "czh" }, // Chinese, Huizhou # extlang
+ { "zh-czo", "czo" }, // Chinese, Min Zhong # extlang
+ { "zh-gan", "gan" }, // Chinese, Gan # extlang
+ { "zh-guoyu", "zh" }, // Mandarin/Std Chinese # deprecated
+ { "zh-hak", "hak" }, // Chinese, Hakka # extlang
+ { "zh-hakka", "hak" }, // Hakka # deprecated
+ { "zh-hsn", "hsn" }, // Chinese, Xiang # extlang
+ { "zh-min-nan", "nan" }, // Minnan,Hokkien,Taiwanese,So. Fujian # deprecated
+ { "zh-mnp", "mnp" }, // Chinese, Min Bei # extlang
+ { "zh-nan", "nan" }, // Chinese, Min Nan # extlang
+ { "zh-wuu", "wuu" }, // Chinese, Wu # extlang
+ { "zh-xiang", "hsn" }, // Xiang/Hunanese # deprecated
+ { "zh-yue", "yue" }, // Chinese, Yue # extlang
+ { "zha", "za" }, // Zhuang, Chuang