Ki denye mo ou lan sa? What’s “lan sa”?

…lan sa – (in this literally), on the subject, on the matter

“Ki denye mo ou lan sa?”

What’s your last word in this? literalman

What are your thoughts?

What’s your perspective?

What’s your opinion on this?

Haitian Creole ↔ English Reference, Look up Haitian Creole and English Words