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How to get the site content in french language
public string GetContents(string url)
{
    StreamReader _Answer;
    try
    {
        HttpWebRequest WebReq = (HttpWebRequest)WebRequest.Create(url);
        WebReq.Headers.Add(HttpRequestHeader.AcceptEncoding, "utf-8");
        WebReq.UserAgent = "Mozilla/4.0 (compatible; MSIE 6.0;Windows NT 5.1;)";
        WebReq.ContentType = "application/x-www-form-urlencoded";
        HttpWebResponse WebResp = (HttpWebResponse)WebReq.GetResponse();
        Stream Answer = WebResp.GetResponseStream();
        Encoding encode = System.Text.Encoding.GetEncoding("utf-8");
        _Answer = new StreamReader(Answer, Encoding.UTF8);
        return _Answer.ReadToEnd();
    }
    catch
    {
    }
    return "";
}