Essence bug

I just tried on a dummy and i still had the problem with those combinations.
But the thing is, it's not bugged everytime.

Essence of the Focusing Iris 	- Condensed Life-Force
**			     				- Vision of perfection

This was on Atal Dazar : https://media.discordapp.net/attachments/114793754170228737/602288185728565288/Sans_titre.jpg
This was on Tol Dagor : https://media.discordapp.net/attachments/114793754170228737/602657863810285607/WoWScrnShot_072219_022649.jpg?width=1214&height=683