Interest Explorer uses Facebook's API to reveal interests hidden from most advertisers, so you can save hours on interest research and find the perfect low-competition keywords and topic.

Step 1: Go to the left-hand menu click on interest explorer.

Step 2: Enter your interest word. Only a single word will work now. Select your type and language you want and click on the get interest button.

You will get Keywords, Size, Category, Topic related to the search word in the Result.