Here are list of urls of seo experiment. You should think twice before visit it.
https://mawords.com/research/1697734-5583-811693
https://mawords.com/research/767160-1262805-1182245
https://mawords.com/research/10342-1683891-988335
https://mawords.com/research/197092-1500127-520199
https://mawords.com/research/1799382-6599-1241868
https://mawords.com/research/660552-1599823-132216
https://mawords.com/research/1628092-381985-68184
https://mawords.com/research/691652-1746255-459840

Just post it here and waiting for the result