a student need help for his project

dear friend
I studing electronic engineering and my final project is related to
Wincc(under 50 tags)I download wincc(without authorisation)and just
want to learn but I don,t have any document ,what do you recommend?
where can i find some document in web(free)or someone can send me some document of siemens courses(with email or I can download it from a site)you know me as a student can not effort expensive siemens courses in India
thank you

Does it have to be Siemans?

If so, why?

it isn't mentioned in my proposal(it is only HMI) but my instructor insist to do it with wincc