Hey i have a question.i am working on learning mods ect.my question is this,i went through the ionian mod,there were two sets of intervals which both are the same,now i am on dorian mod and dorian has two sets of intervals but they are different from each other.so i am not sure which is the interval for the dorian,and whats the other interval for...thank you and all that might help me see through this.btw,i am still in rehab for my knee.being away from my guitar is more painful .