Tim says the cross over of my arms in the hand entry phase of my stroke is due to over rotation when breathing.
Things to consider:
Breathe to the side, not looking up at sky! Turn head to the side and look across water surface – one eye in the water and the other out of the water.
Keep hips flatter . Use this drill to practice
Enter handers at shoulder or aim to enter as wide as possible.
To correct position of hands on entry alternate water polo heads up front crawl with regular front crawl. See water polo heads up below