Recently, you can install the main original mod only at the link Nexus
https://steamhost.cn/steamcommunity_com/sharedfiles/filedetails/?id=2195302474 (There below you must read and there is a link)
After (I hope) some problem with the owners of the Lord of the Ring company is resolved, then it will probably be possible for everyone to install through the activation of the base mod in Steam, along with submods.

what order? in the order on workshop the game crashes