What are the topics covered in A level Mathematics C1,C2, C3,C4, M1, S1?

Theres too many to list, but Algebra is a big part of all the core maths modules, first find out what examining body you'll be using e.g edexcel or aqa etc, go to their webiste, find a level maths, look at the specification, this shows ALL that you'll be expected to learn