Steps to reproduce:

1. Add web content:
   {Title: Article 1 ,Content: Article Article Article Article}, {Title: Article 2 ,Content: Article Article Article}, {Title: Journal 1 ,Content: Journal Journal}, {Title: Journal 2 ,Content: Journal}

2. Go to Search Tuning > Synonyms, add Synonym Set: Article, Journal

3. Go to Search Tuning > Result Rankings

4. Add Result Ranking: Article

5. In result list, pin result Journal 2, hide result Article 2, save

6. Go to home page and search 'Article', search result: Journal 2,Article 1,Journal 1, Article 2 is not present

7. Go to home page and search 'Journal', search result: Article 1,Article 2,Journal 1,Journal 2

8. Go to Search Tuning > Synonyms, delete Synonym Set

9. Go to Search Tuning > Result Rankings > Article

10. View result list

Expected Result:
Journal 2 should display and Journal 1 should not present

Actual Result:
Journal 2 and Journal 1 display in result list