Knotted Openwork Textured Pattern

Pattern
Cast on a multiple of 3 sts.
Row 1 (WS): Purl.
Row 2 (RS): Knit 2, *yarn over, Knit 3, then pass the first st over the second and third sts; rep from * to last st, Knit 1.
Row 3: Purl.
Row 4: Knit 1, *Knit 3, then pass the first st over the second and third sts, yarn over; rep from * to last 2 sts, Knit 2.
Rep Rows 1-4.