public List<string> FindWord3(int startX, int startY, paths p, string word, bool addchar)
        {
            List<string> pref = new List<string>();
            List<string> pref1 = new List<string>();

            p.add(startX, startY);
            update();


            foreach (var item in Getnextstepfree(startX,startY))
            {
                if (addchar && textboxmass[item.Item1, item.Item2] != "" && p.Test(item.Item1, item.Item2)&& smeg(startX,startY, item.Item1, item.Item2))
                {

                    word = word + textboxmass[item.Item1, item.Item2];
                    foreach (var a in alp)
                    {
                        if (wordtree.HasWord(word.Replace(itn, a)))
                        {
                            pref.Add(word.Replace(itn, a));
                        }

                    }
                    if (p.len() < 25)
                    {

                        pref.AddRange(FindWord3(item.Item1, item.Item2, p, word, addchar));
                    }


                }
                if (!addchar && p.Test(item.Item1, item.Item2) && smeg(startX, startY, item.Item1, item.Item2))
                {


                    if (textboxmass[item.Item1, item.Item2] != "")
                    {
                        word = word + textboxmass[item.Item1, item.Item2];

                        pref.AddRange(FindWord3(item.Item1, item.Item2, p, word, addchar));
                    }
                    else
                    {

                        word = word + itn;
                        addchar = true;
                        foreach (var a in alp)
                        {
                            if (wordtree.HasWord(word.Replace(itn, a)))
                            {
                                pref.Add(word.Replace(itn, a));
                            }

                        }
                        pref.AddRange(FindWord3(item.Item1, item.Item2, p, word, addchar));

                    }



                }
            }

            return pref;

        }