Ang has a "Quick and Dirty" Inner robe pattern and I've seen it, very good (I've heard adding the underarm triangle thingies is actually very helpful. I haven't seen any outter robe patterns though.
There's gotta be some good one somewhere. I just recently picked my outer and inner robe (aotc) and they need some altering. Got alot of good reference pics, but that's were I've stalled