Mohan has some toffees. He gave \(\frac{1}{3}\) to Amar, \(\frac{1}{4}\) to Akbar, \(\frac{1}{6}\) to Anthony and \(\frac{1}{12}\) to Charanpreet. One dozen toffees are still left with Mohan. How many toffees Mohan had (in dozen) initially.