Coombs -- I swear it's by design.
Arteta getting off from creating plenty of "chances", when each chance is near meaningless as they're low quality chances.
I used to play on a team like this. We'd get to half time complaining we were down or tied after creating "soooo many chances". Meanwhile, those chances were all meangingless crosses to players that weren't great in the box, and the other team had scored from creating two grade A chances.