In addition to the reason 1, we never found a relatively deep and lehrmark are large, caused by the baking processes, but we've found tiny and lehr is a shallow grooves only.
More from the first reason, the past, we never found lehrmark quite deep and large, by the baking process, but we never found lehr is small and only a shallow groove.
More of a reason 1, the past, we never found lehrmark quite deep and large by เกิดจากกระบวนการ around but we"ve found lehr that are small and shallow groove.