Many people seem to mix up Lucifuge and Focalor. Joy of Satan is a group that perpetuates this misconception. So here’s a nice paper on the subject that explains why Lucifuge and Focalor are not the same, and that Rofocale being an anagram for Focalor is of no significance.
http://www.academia.edu/8457391/On_Lucifuge_Rofocale_and_Focalor_-And_why_theyre_NOT_the_same_Update_2.0