I was thinking 2-flip method (or so) for Pyraminx.
Ok, so, how this works is make a top layer with 2 edge flipped, solve the center with alg and it set up to Oka edge insertion and then last layer. I can't call this method tho.
So here algs anyway, I use Drew Brads notation:
F/ L:CW R:CW
L R...