Difference in logic. I don’t see much difference in sense. What are some examples of this. Can you please give me two examples? When and how I will Use these Words with Writing?

Many are the issues:

There are many students in my batch and many are the issues for our teacher as they try to bring many issues while he teaches.

I have

many issues in life.. Not just a few.. However, we do have to deal with

our situations.