Q.Why My 5 Year Old Pomegranate Trees Do Not Bloom
did prune them 2 years in a row. they are 8 feet apart

Certified GKH Gardening Expert
It could be environmental, lacking nutrition, or they have insect or disease issues. These articles should help:
https://www.gardeningknowhow.com/edible/fruits/pomegranate/no-pomegranates-on-trees.htm
https://www.gardeningknowhow.com/edible/fruits/pomegranate/pomegranate-tree-pruning.htm
https://www.gardeningknowhow.com/edible/fruits/pomegranate/pomegranate-flower-drop.htm
https://www.gardeningknowhow.com/edible/fruits/pomegranate/fertilizer-for-pomegranates.htm