Terms for subject Figure of speech containing но не

Russian	English
люди, которые богаты, но не афишируютскрывают это	poorgeoisie (Interex)
но не о том речь	but that's another story (Alex, meanwhile, was falling madly in love with Nicky, but that's another story. Funnily, we bumped into each other again in Amsterdam, but that's another story Vitaliyb)