usecase.cs

string indexFolder = @"D://Samples/Index";
string documentsFolder = @"D://Samples/Source/Index";
// Creating index in the specified folder
Index index = new Index(indexFolder);  
// Indexing documents from the specified folder
index.Add(documentsFolder);
// Searching in index
SearchResult result = index.Search("video");
foreach (FoundDocument document in result)
{
     Console.WriteLine("Document Path : " + document.DocumentInfo.FilePath);
     Console.WriteLine("Occurance : " + document.OccurrenceCount + "\n");
}