"We are working on it but no success," he told the Croydon Guardian.
"We want to get one or two in before the Plymouth game if we can and if the chairman agrees, that's why I am trying to get rid of players on loan.
"Hopefully there will be something this week."
Warnock has had time to make sopme phone calls with the team not playing. The last two games have been postponed and the next action is only next Tuesday.