Ok I will try with my broken english
A. push sideways when blocking out for a rebound in basketball.
B. explode lateraly as a running back - change directions recieve lateral blows.
C. jump sideways?
anyway consider the squat is a forward backword exersize, the snatch’ almost every excersize I can think of but the saxon side bend or the woodchopor the aductor machine/cable raise.
am I clear enough if not I will think about it more
you should like into plyometric training. i would also think that side lunges would benefit you somewhat. another good idea would be to incorporate ab exercises that invole a lot of twisting and turning. read ct’s “ab training for athletes and babehounds.”