Use "back order" in a sentence

1. Most products are sold without back order.

2. The player broke back order to confuse the opposing players.

3. Allantoin is on back order until end of February/beginning of March.

4. A : We may have to back order three items on this order.

5. Liaise with parts department on the parts availability for items back order.

6. With so many back order on hand, we can not promise any shipment before October.

7. After the strike it took the factory six weeks to clear all the accumulated back order.

8. But I must point out that our factory have a lot of back order on hand.

9. I'll never get my speech back order so let me just tell you what I know.