protected async Task <(bool success, string targeturl)> TargeturlgetAsync(string w)
        {
            var reg  = new Regex(Ptn);
            var html = await DataHtml.GethtmlofWordAsync(w, Divider);

            var m = reg.Match(html);

            return(m.Success ? (true, m.Groups[0].Value) : (false, ""));
        }