iterate by contacts properties controlling outlook

i wish iterate by contacts properties supplement those enclose "number" list value, i tries controlling tact nonetheless doesnt work.

sample formula below

using system;
using system.collections;
using system.collections.generic;
using system.reflection;
using microsoft.office.interop.outlook;

namespace duplicatenumbers
{
open category contactservice
{
open contactitem hit { get; private set; }

    private idictionary<string,string> phonenumbers = new dictionary<string, string>();

    open contactservice(contactitem contact)
    {
        hit = contact;
    }

    open idictionary<string,string> phonenumbers
    {
        get
        {
            if(phonenumbers.count == 0)
            {
                populatephonenumbers();
            }
            relapse phonenumbers;
        }
    }

    private vacant populatephonenumbers()
    {
        _contactitem ci = hit _contactitem;
        memberinfo[] members = ci.gettype().findmembers(membertypes.all, bindingflags.instance, (m,criteria) => true, null);
        foreach (var info members)
        {
            if(info.name.contains("number"))
            {
                phonenumbers.add(info.name,info.value);
            }
            console.writeline(info);
        }
    }
}

}