SearchFilter Sınıfı

ContainsSubString metodu
Şöyle yaparız.

List<SearchFilter> list = new List<SearchFilter>();
list.Add(new SearchFilter.ContainsSubstring(ItemSchema.Subject, "Test"));

SearchFilterCollection metodu
Şöyle yaparız.

SearchFilter filter = new SearchFilter.SearchFilterCollection(LogicalOperator.Or,
 list.ToArray());