Add spaces: DeluxesteelCharmbyCharmingCharmsCharms...

Answer: Deluxe steel Charm by Charming Charms Charms...

Add spaces: Medium:1dosemeasuremixedwithwaterandthenwithfood.

Answer: Medium: 1 dose measure mixed with water and then with food.

Add spaces: “JewishterroristsoftheStemGangandIrgunZvaiLeumistormedthevillageofDeirYasinandbutcheredeveryoneinsight.

Answer:
“Jewish terrorists of the Stem Gang and Irgun Zvai Leumi stormed the village of Deir Yasin and butchered everyone in sight.