Synonym dictionary Leave feedback

string indexFolder = @"c:\MyIndex\";

// Creating an index from in specified folder
Index index = new Index(indexFolder);

// Getting synonyms for word 'make'
string[] synonyms = index.Dictionaries.SynonymDictionary.GetSynonyms("make");
Console.WriteLine("Synonyms for 'make':");
for (int i = 0; i < synonyms.Length; i++)
{
    Console.WriteLine(synonyms[i]);
}

// Getting groups of synonyms to which word 'make' belongs to
string[][] groups = index.Dictionaries.SynonymDictionary.GetSynonymGroups("make");
Console.WriteLine("Synonym groups for 'make':");
for (int i = 0; i < groups.Length; i++)
{
    string[] group = groups[i];
    for (int j = 0; j < group.Length; j++)
    {
        Console.Write(group[j] + " ");
    }
    Console.WriteLine();
}

if (index.Dictionaries.SynonymDictionary.Count > 0)
{
    // Removing all synonyms from the dictionary
    index.Dictionaries.SynonymDictionary.Clear();
}

// Adding synonyms to the dictionary
string[][] synonymGroups = new string[][]
{
    new string[] { "achieve", "accomplish", "attain", "reach" },
    new string[] { "accept", "take", "have" },
};
index.Dictionaries.SynonymDictionary.AddRange(synonymGroups);

// Export synonyms to a file
index.Dictionaries.SynonymDictionary.ExportDictionary(@"C:\Synonyms.dat");

// Import synonyms from a file
index.Dictionaries.SynonymDictionary.ImportDictionary(@"C:\Synonyms.dat");