So I have tag "Iphone", I enter on page of this tag and there I get the:

1. h1
2. description
3. Listed posts that have this tag

I want to add between description and listed posts the sentence:

You can also read about: - other tags that listed posts have separated with commas-

Final Result will be:

1. H1
2. Description
3. You can also read about:- other tags that listed posts have separated with commas -
4. Listed posts that have this tag