these are the unofficial tracks 
i found these on youtube with the respective name

Feder Feat. Lyse - Goodbye (Dimitri Vegas & Like Mike Remix) [5K GIFT]

Dimitri Vegas & Like Mike - Yemaya (Instrumental Intro Edit)

these are not the official tracks of the mentioned dj/producer name
i found these respective tracks on you-tubw with the same name/tittle