Guide

1. Head over to Keywords Explorer on Ahrefs.

2. Enter a Seed keyword and hit search. (e.g. product marketing)

3. Go to Matching terms under Keyword Ideas in the left pane.

4. Click on KD. (Keyword Difficulty)

5. Give a low upper limit like 20 and hit Apply.

6. Click on Show results.

7. Change All terms to Questions.

8. These are your long-tail keywords!

9. You can hit the Export button on the top right to get a CSV file for this.