In all those years, the Maoists never figured it out. On one hand, it is quite possible they are being abused and taken advantage of by large landowners. On the other hand, in what world do these people think the state would capitulate to demands backed by violence?
It is a losing strategy...
Not to be flippant, but the world in which they think this works is just across the border from this part of India in Nepal, where the Maoist rebels recently won.