13 postures
Peng = to enlarge, to expand
Lu = to lengthen towards self.
Ji = to lengthen towards opponent, to make heavy (sink) and squeeze out space
An = to push to cause separation and disengagement
Cai = to break in the opponent's end. (three ends: opponent, middle, self); to uproot through pulling with acceleration, creating a variation of speed in the opponent's body (based on Lu)
Lie = to break in the middle (based on Lu)
Zhou = to twist so that two directions are simultaneously engaged
Kao = hitting with a large area of the body
gu=Gaze left
pan=Gaze right
jin=Advance
tui=Retreat
ding=Center, central equilibrium
Source: https://practicalmethod.com/?p=37238