Examples of these are 'rime icing on indicator' and 'FROIN' (frost on indicator).
Die Hard | Hard Rock Cafe | Die Hard 2 | The Rime of the Ancient Mariner | Live Free or Die Hard | Hard to Beat | Hard-Fi | Hard Times | Hard disk drive | hard disk drive | The Hard Goodbye | Hard Rock Medical | hard currency | Hard Copy | Die Hard with a Vengeance | British Hard Court Championships | The Last Hard Men | Soft Beds, Hard Battles | She Works Hard for the Money | NP-hard | It's So Hard to Say Goodbye to Yesterday | Hard bop | Hard Boiled | Darlene Hard | Crispin Hard Cider Company | Broadway the Hard Way | A Good Day to Die Hard | World Hard Court Championships | Work Hard, Play Harder | Why Do They Rock So Hard |