Brunei's Ongs

Last Friday, I was waiting in the car waiting for my better half who was out shopping for some groceries. I heard an interesting interview with Dato Chef Wan, the famous Malaysian chef who was in Brunei last week. One of the things that struck me was he noticed that many places in Brunei have 'tong' at the end of the names. I think he was referring to Jerudong, Gadong, Tutong or Kiarong, these