The phrase "discussion proceeded" is a correct and usable part of a sentence in written English.
You can use this phrase to indicate that a discussion has been carried on or that a topic has been discussed. For example, "The discussion proceeded with everyone sharing their opinions."
The discussion proceeded to a man's experience in life.
As the discussion proceeded and Bob expressed the view that he very much wanted to change his behavior, then we began to talk about sanctions".
As the discussion proceeded, it became clear that the Gore team would have to fight its post-election battle on several fronts -- legal, political and public relations -- and that its various strategies would sometimes conflict.
Was that a coincidence?" The discussion proceeded in this freewheeling manner for more than an hour, with Ramachandran seizing on notions that seemed to offer fruitful possibilities for further investigation and tactfully deflecting those which he thought were dead ends.
As the discussion proceeded, it was proposed that Soros provide enough funds to these groups to pay for field operations in six or seven of the seventeen states that were expected to be the most contested.
As discussion proceeded about each area of University life -- faculty, staff, physical plant, budgets, and financial resources -- questions about the desirability and feasibility of increasing the number of undergraduates were continually asked.
Your discussion proceeds as though The Times had been asked to kill the story.
I think this is a situation that happens frequently in blogging: the discussion proceeds until one side's capacity or determination to marshall evidence is exhausted.
Early on, he turns a question back on Letterman, asking how the former late-night host had spent the early days of his retirement—"Did you just brood in the dark somewhere?" Yet after that first back-and-forth, Letterman makes it clear that he'll be the one asking questions, and the discussion proceeds from there.
Then discussion proceeds to an examination of how factors interact.
As the discussion proceeds along, the conversation about Iraq mirrors those about Rumsfeld's tenure in the Ford Administration.
