What the Heck Is 해석용역?
https://www.evernote.com/shard/s649/sh/c131fa7d-071c-49af-af1a-7e99b16218ce/53061f4563c7071a4bc2a60d4e625bc0
But it is crucial to note that there is also this kind of matter as above optimizing your articles for unique words and phrases, this is named search phrase stuffing.