Counting the previous month, that monk must stay on probation for two months. “It may be that a monk has committed two offenses entailing suspension, both concealed for two months. ‘I’ve committed two offenses entailing suspension, both concealed for two months. Let me ask the Sangha for probation for one month for those offenses.’ While on probation, he’s overcome with guilt. He considers all this and thinks, ‘Let me ask the Sangha for probation for an additional month for those two offenses.’ Counting the previous month, that monk must stay on probation for two months. It may be that a monk has committed two offenses entailing suspension, both concealed for two months. He’s aware of one month, but not the other.