protected String GetExceptionWord(ArrayList ex) {
StringBuilder res = new StringBuilder();
for (int i = 0; i < ex.Count; i++) {
Object item = ex[i];
if (item is String) {
res.Append((String)item);
} else {
if (((Hyphen)item).noBreak != null) {
res.Append(((Hyphen)item).noBreak);
}
}
}
return res.ToString();
}