It's possible that:
* It's a misspelling or a typo.
* It's a slang term or a regional expression that is not widely understood.
* It's a made-up phrase for a specific context or situation.
To get a correct translation, please provide more context. For example, tell me:
* Where did you hear this phrase?
* What was the situation when you heard it?
* What do you think it might mean?
With more information, I can help you understand the meaning of "cm asi nene ah."