He appeared to be referring to Zelenskyy's offer to "make a deal" on rare earth and minerals, which you can read about here: 07:51:20 Trump aides to visit Ukraine for first time, Zelenskyy says ...

Zelenskyy said his team were attempting to organise a meeting with Trump. "This week, some people from the Trump team, serious ones, will be in Ukraine - even before the Munich conference," he said.