more square and less straight down the wicket. at the moment it looks like the rear foot drags straight back with the weight still too much on the front foot on the short balls, rather than use a solid step back with the rear foot and the front dragging/ following (if that makes sense). i guess the short version is that it looks like the front foot still does all the work to short balls and i think this is a least part of being cramped on the short straight delivery. a touch more weight on the rear foot might also help position the front foot better on straight and 