I've got a chunk of the training manual up for purchase online.

Part One covers circle-walking and the eight models circle-walking. (7 pages)

Part Three covers the 16 skills. (20 pages)

Part Four covers the 88 routine. (28 pages)

You can find it at www.maguibagua.net on the NAMGBGA page. The price is $5 per part. The price includes any future updates of the parts that you bought, which will be emailed to you directly as they are done.