[9S picks up the sound of that word he was grappling with, and it's enough to make him glance around for the source before he's spoken to. Recognizing the voice he'd heard just a moment ago, 9S steps closed to the booth]

Oh, no, I'm just...trying to find items I'm not familiar with.

[He taps a finger to the holographic screen that continues to hover in front of him, a list of various, seemingly random items displayed on it. Of course, it'll all read backwards for anybody he's facing]

I don't know if it was a good idea assigning us to find things we can't identify.