Trading post bug. Items displayed that appear not to be in the game?

Walnut furniture
Burnt Copper furniture
Mediterranean drops
Influential drops

Lazulite furniture recipes
White Oak furniture recipes
Mediterranean furniture recipes
Amethyst furniture recipes
Influential recipes

it’s a very sizeable number of items, when compared to what was available with the release

Are these currently bugged ?

They exist - just very rare. I have two white oak recipes, for instance