sisältämällä
sisältämällä is the adessive case of the Finnish verb stem sisältää, meaning "to contain" or "to include." In Finnish grammar, the adessive case typically denotes location on a surface, possession, or means by which something is done. When used with the past active participle "sisältämällä," it functions as an adverbial phrase indicating that something is done by means of containing or including something else.
For example, "tiedon sisältämällä" would translate to "by means of containing the information" or "by including