READ: Chain quests starting in this guy (1), near the King of Valencia Sahazad Nesser! You will get half the knowledge that you need for "Great Desert Expedition Log V " by doing those quests. The Annals of Cloran its the first knowledge you will get. Other half its the chain quests starting in Valencia in the NPC Tanzine (2). Do all Pilgrim's quests. Get a Compass for the desert.

https://images2.imgbox.com/35/d9/XhlCPVtf_o.jpg - ( 1 )
https://images2.imgbox.com/62/21/mOOMtDFk_o.jpg - ( 2 )
The other 2 knowledge missing you will get after you do the Black Spirit Quests to enter in Aakman and Hystria starting in Shakatu.