Melkor promised to give Ungoliant whatever she desired, and imparted some of his power to her, and with her help, he travelled into Valinor secretly, killed the Two Trees, assassinated Finwë at Formenos, and stole the Silmarils, before escaping in the confusion.
Melkor promised to give Ungoliant. She desired. She imparted some of his power to her this Ungoliant. He travelled into Valinor secretly. This was with her help. This was before. He was escaping in the confusion. This was with her help. He killed the Two Trees. This was with her help. This was before. He was escaping in the confusion. This was with her help. He assassinated Finwë at Formenos. This was with her help. This was before. He was escaping in the confusion. This was with her help. He stole the Silmarils. This was with her help. This was before. He was escaping in the confusion. This was with her help.