“They work really hard, they want to return but like I said, the same thing with Luke Shaw, Mason Mount and Vic, they had injuries, they don’t have space to train.
“Just preparing games is not perfect so we’ll try to do it again altogether to have the full squad because with this schedule we need the full squad.”
The Reds will be back on the training pitch at Carrington on Friday, as attention quickly shifts to Sunday’s Premier League clash with Bournemouth at Old Trafford (kick-off 14:00 GMT).