* It's a misspelling or typo. Check for any errors in the spelling.
* It's a slang term or regional expression. If you heard it from someone, ask them what it means.
* It's a made-up phrase. It's possible the person who said it was making it up.
To figure out what it means, you need more context! Please provide more information:
* Where did you hear this phrase? (online, in a conversation, etc.)
* Who said it? (what language do they usually speak?)
* What was the context? (what were they talking about?)
With more context, it might be possible to figure out what "ya yege" means.