Sometimes keywords and such turn up no results on FR.
I don’t believe it’s for any kind of nefarious reason.
Could be some kind of austerity measure.
Here is what I found with bing using butterdezillion freerepublic.com:
http://www.freerepublic.com/tag/by%3Abutterdezillion/index?tab=comments;brevity=full
She had all of her content removed from FR.