David Moyes looks set to make four West Ham changes for Bournemouth after a triple boost and enforced absence. West Ham welcome Bournemouth to the London Stadium in the Premier League on Thursday night. There is a lot at stake for the Hammers who can – depending on Man United’s result at Wolves – open up a six-point lead on the teams below them with a win. It was a torrid January for West Ham in terms of injuries and player availability as well as performances and results. But David Moyes has been buoyed of late by the return of several absolutely key stars. Not to mention the arrival of Kalvi…