The phrase "added stems from" is correct and usable in written English.
It can be used to indicate the origin or source of something that has been added or included.
Example: "The new features in the software added stems from user feedback and requests for improvement."
Alternatives: "derived from" or "originates from".
Much of the posturing, she added, stemmed from fear.
Much of the discrepancy, he added, stemmed from different assumptions on how many of the elderly would sign up for the new voluntary prescription drug benefit.
Her departure, she added, stemmed from "all the recent fatalities and events that I take very seriously to be on my watch, and it's wrenching".
"The delays in moving forward with Cape Wind," she added, "stem not from NEPA but largely from the well-funded opposition of a single group, the Alliance to Protect Nantucket Sound, whose sole purpose -- despite its name -- is to try to stop Cape Wind".
Vernon's dislike of Harry, she adds, "stems in part, like Severus Snape's, from Harry's close resemblance to the father they both so disliked".
Darrow contends a key problem concerning the "value added" challenge "stems from the comparative power of the epistemic communities within the development field, and the dominance of neo-classical economics in particular" [ 30].
Add the stems from the turnip tops, raise the heat and continue to cook for another four minutes, still stirring (make sure the ingredients don't start browning or burning).
Much of the complexity and added cost stem from the riders.
The Raytheon Company plans to take a $177 million second-quarter charge to cover added costs stemming from construction projects involving Washington Group International Inc. and Pohang Iron & Steel of South Korea.
In every iteration t, m edges are added sequentially, stemming from node t.
