"Ke Ke Ke" Is an Important Tell for Team GO Rocket Grunts in 'Pokémon Go'

Team GO Rocket Grunts can be a pain in ‘Pokémon Go,’ but there’s a way to counter them. If they say “Ke ke ke,” you can guess their next move.

Source: https://www.distractify.com/p/what-does-ke-ke-ke-mean-pokemon-go