public Tuple<string, string> GetNextWord(int translatedExpressionID)
 {
     TranslatedExpressionManager teManager = new TranslatedExpressionManager(db);
     TranslatedExpression trexpressionItem = teManager.GetItemForId(translatedExpressionID);
     string translatedText = trexpressionItem.TranslatedText;
     SourceDefinitionManager sdManager = new SourceDefinitionManager(db);
     SourceDefinition sdItem = sdManager.GetItemForId(trexpressionItem.SourceDefinitionID);
     SourceExpressionManager seManager = new SourceExpressionManager(db);
     SourceExpression seItem = seManager.GetItemForId(sdItem.SourceExpressionID);
     Tuple<string, string> pair = new Tuple<string, string>(seItem.Text, translatedText);
     return pair;
 }