Another reason is the fact since native speakers occasionally interchange letters L and R. So when you should clarify which letter need to be used for composing down the phrase, you might request to establish the symbol: kh ค ("water buffalo" letter) or kh ฆ ("bell" letter) หมายถึง [สะหฺง่า] ว. https://waldov010rkb0.nico-wiki.com/user