using GroupDocs.Search; using GroupDocs.Search.Results; namespace PerformBooleanSearchUsingCSharp { internal class Program { static void Main(string[] args) { // Apply the license to remove the restrictions // imposed by the Search library License lic = new License(); lic.SetLicense(@"GroupDocs.Search.lic"); string indexFolder = @"d:\MyIndex\"; string documentsFolder = @"d:\MyDocuments\"; // Creating an index in the specified folder Index index = new Index(indexFolder); // Indexing documents from the specified folder index.Add(documentsFolder); // Search with text query SearchResult result1 = index.Search("theory AND relativity"); // Search with object query SearchQuery wordQuery1 = SearchQuery.CreateWordQuery("theory"); SearchQuery wordQuery2 = SearchQuery.CreateWordQuery("relativity"); SearchQuery andQuery = SearchQuery.CreateAndQuery(wordQuery1, wordQuery2); SearchResult result2 = index.Search(andQuery); } } }