In English mean alternately knees

The boxer throws the diagonal left knee to the opponent's left rib, then throws the straight right knee to the opponent's abdomen or chest rib and the left knee to the abdomen or the chest of the opponent. Use this trick to attack when the opponent loses his balance.

To protect

Sway the body and press the right elbow down to cover the right rib then twist the body to the right and press the left elbow down to cover the left rib.

To counter

Throw the left foot to the opponent's abdomen to
Make the opponent lose is balance then use the other tricks.