for(var i=0;i<100;i++)
{
  var sendBuff = Encoding.Unicode.GetBytes(i.ToString());
  theNetwork.Write(sendBuff, 0, sendBuff.Length);
}

var resp = new byte[0];
var partSize = 1024;
do
{
    var subBuff = new byte[partSize];
    var bytesCount = client.GetStream().Read(subBuff, 0, partSize);
    var temp = resp;
    resp = new byte[resp.Length + bytesCount];
    temp.CopyTo(resp, 0);
    Array.ConstrainedCopy(subBuff, 0, resp, temp.Length, bytesCount);
} while (client.GetStream().DataAvailable);
var s = Encoding.Unicode.GetString(resp);
Console.WriteLine(s);