Experts all use "leg flow"
That is, point B and point D, when the opponent jumps, use D to the air and B to the ground (the opponent should squat to defend), but this requires a good grasp of the opportunity.
at short range
D (or c)
Oblique front c
front
under
After ...
Pre +A or c
Be quick, especially after D and before C, but if C is slow, it's nothing, just that the other party gets less.
The opponent jumped before C.
front
under
Hou +B
front
under
Before +A (this should pay attention to the timing, when the opponent stands up)
The opponent jumped before C.
front
front
D
After that, you can choose to grab (a or c before and after) to test your opponent's reaction. is very good also
B
Give him a click.