Then you likely need to make them for yourself. These two tutorials on parts making should help but it is a complex process and these parrs will be difficult to make. I think I made a multiple version of something like a Wago, but I can’t find a reference anywhere. These are too specialized to be of much interest to most people and a lot of work to make and I don’t think it is worth it. Here are the tutorials that apply to current Fritzing versions.
I lately learned there aren’t links to the videos in Old_Grey’s tutorial so you need to do a google search for the title and then they come up on YouTube.