Yandex Lang Parameter
          The lang parameter is a parameter that specifies the language for user interface strings, using either 2-letter (ISO 639-1) for Yandex Search API.
        
          You can download the full list of supported Yandex languages in JSON format:
          
          
  
  Download
        
          Supported engines where lang parameter is supported:
          
          Below is the whole list of valid values for the lang parameter.
        
| Language Code | Country | 
|---|---|
| be | Belarusian | 
| en | English | 
| fr | French | 
| de | German | 
| id | Indonesian | 
| kk | Kazakh | 
| ru | Russian | 
| tt | Tatar | 
| tr | Turkish | 
| uk | Ukrainian | 
| uz | Uzbek | 
| az | Azerbaijani | 
| hy | Armenian | 
| lv | Latvian | 
| lt | Lithuanian | 
| et | Estonian | 
| ro | Romanian | 
| tk | Turkmen |