All sinawallis use the diagonal X angles - 1, 2, 9 and 10.
2 count is based on witik, while 4 count is based on lobtik.
Both drills start from the double caveman chamber.
Footwork to learn is tendensia, torque and fang.
Once you have learnt 2 and 4 seperately you learn to chain them together.
6 count introduces the muto shoulder chamber.
Once 6 count has been learnt you learn to chain 4 and 6.
This involves moving from the last beat of the 4 count to the muto chamber and the last beat of the 6 count to the double caveman.
Some people refer to the 4-6 chain as "10 count".
8 count introduces the hasso chamber and is the first drill to start with a backfist.
Once you have 8 count you learn the 2-4-6-8 chain.
There is a variation of 4 count involving an arco.
There are many variations on 6 count to learn including odd, heaven, earth, umbrella, sipat, stab.