The ruling Left Front in West Bengal will not co-operate in any way with the Ajit Panja faction of the Trinamul Congress in case a split takes place against the leadership of Mamata Banerjee. In an exclusive interview to Outlookindia.com, CPI(M) state secretary Anil Biswas said that in an unprincipled party like the TMC such developments were more of a rule than an exception.