Here is the Total of the Yolun Knowledges (144 Knowlegdes in Total):
Yolu's Nail
1. Yolu's Eye
2. Light Between the Rock Wall
3. Tropical Tree with Wilting Leaves
4. Shallow Waves
5. Secret-ish Shortcut
5. Pure Lightstone
6. Lightstone on Tree Vine
6. Vine-rooted Rock Wall
7. Olun Traditions III
8. Ancient Kyvelan Tracks
Climb thru here.
9. Mountain Flowers
10. Ancient Weapon
11. Partially Submerged Weapon
12. Secret-ish Shortcut
13. Where Love was Whispered
Yolu's Query
1. Thread
2. Sun Control Tower
Do the mechanic 1st, Kill keluas.
3. Slate of an Observant Figure
4. Root from the Sky