video tutorial & pattern crochet heart crocodile stitch

Pattern - start with 6 chain for the magic ring.
1 row -  6dc (double crochet)- 3chain - 6dc shell.
2 row - 3ch - dc in the stitch, 3ch- 1dc in the magic ring ,3ch- 2dc in the st.
3 row - in the last dc we work *6dc ,
3 ch - and we pass  the next dc, 6dc* , sc in the dc , ,repeat the fist procedure same for the second crocodile stitch.
4 row - we  repeat the process of the second series
5 row -  we  repeat the process of the third series
6 row - 7 tr(treble) in the stitch - sc, 7 tr in the st -sc.