Sheffield United midfielder Ismaila Coulibaly is said to be trying his hardest to force a move away from Bramall Lane this month. Coulibaly has been a peripheral figure ever since signing for the club and has struggled with a number of injuries during that time. The Mali international was signed as a potential future star when Chris Wilder was in charge the first-time around. However, he failed to feature under Wilder then and has not played a minute since the boss returned just over a month ago. And now, it looks like Coulibaly is trying to get out of Sheffield United. Ismaila Coulibaly tryin…