How to search posts by title with special characters in WP_Query?

Their is no real issue to fix this. After some researchs and test, I figured out that the way the person copy-pasted or wrote the titles was wrong with the '

Ciel d<del>’</del>Afrique et pattes de gazelle

Versus the good way

Ciel d<del>'</del>Afrique et pattes de gazelle

Closing this tread.

tech